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Temporal and spatial patterns of fire regime disruption in conifer forests of western North America Phys. Geogr. (IF 1.6) Pub Date : 2024-03-22 Jesús E. Sáenz-Ceja, Manuel E. Mendoza
Temporal and spatial patterns of fire regime disruption were reconstructed in conifer forests of western North America from information on pre-disruption and disrupted mean fire intervals (MFIs) of...
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Estimating components of the hydrological cycle in the Atlantic Forest Biome using the INLAND surface model Phys. Geogr. (IF 1.6) Pub Date : 2024-03-13 Bruna Lüdtke Paim, Hewlley Maria Acioli Imbuzeiro, Victor Hugo Benezoli, José Helvecio Martins, Humberto Rocha
The Atlantic Forest biome has lost a significant portion of its natural habitat and little research has studied how deforestation impacts the biome’s local water balance. The objective of this rese...
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Citizen science monitoring of beach and dune erosion during Hurricane Fiona Phys. Geogr. (IF 1.6) Pub Date : 2024-03-07 Elizabeth George, Alex Smith, Cooper O’Rourke, Nathan Cherry, Amelie Sfalcin, Chris Houser
Hurricane Fiona made landfall as an extra-tropical storm along the north shore of Prince Edward Island (PEI), Canada, in October 2022. The state of the beach and dune immediately before and after t...
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Temporal and spatial patterns of hydroclimate variability related to the Pacific Decadal Oscillation in Michigan, USA Phys. Geogr. (IF 1.6) Pub Date : 2024-02-15 Todd Grote, Zachary Suriano
Teleconnections play an influential role in driving atmospheric circulation and hydroclimatic variability at regional and global scales. While hydroclimatic conditions are associated with the Pacif...
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Phenoclimatology: development and applications in North America Phys. Geogr. (IF 1.6) Pub Date : 2024-02-08 Mark D. Schwartz, Theresa M. Crimmins
This paper presents a brief overview and history of “phenoclimatology”, a subdiscipline of climatology, emphasizing atmosphere-biosphere interactions. Here, we describe the establishment and recent...
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Advances in paleoclimatology Phys. Geogr. (IF 1.6) Pub Date : 2024-02-12 Erika K. Wise, Carl V. Jurkowski
There is an urgent need for information on the Earth’s climate beyond the limited history provided in the instrumental record. Paleoclimate information provides a baseline for understanding natural...
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Advances in tropical climatology – a review Phys. Geogr. (IF 1.6) Pub Date : 2024-02-12 Flávia D.S. Moraes, Craig Ramseyer, Paul W. Miller, Jill C. Trepanier
Understanding tropical climatology is essential to comprehending the atmospheric connections between the tropics and extratropical latitudes weather and climate events. In this review paper, we emp...
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Cool season near-surface wind speed trends across the central Appalachian Mountains region of the eastern United States, 1995-2022 Phys. Geogr. (IF 1.6) Pub Date : 2024-01-09 Andrew W. Ellis
Prompted by recent findings of a common trend toward lesser near-surface winds (NSW), or stilling, time series of cool season NSW variables for 20 stations in the central Appalachian Mountains of t...
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An analysis of the National Water Model for a mid-Atlantic suburban watershed Phys. Geogr. (IF 1.6) Pub Date : 2024-01-09 Saber E. Brasher, Daniel J. Leathers, Christina L. Callahan, Kathryn E. Giesa
Discharge values from the National Water Model (NWM) were compared to USGS stream gage discharge observations for the suburban Red Clay Creek watershed (drainage area ~140 km2 and mixed land-use), ...
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Machine learning for cave entrance detection in a Maya archaeological area Phys. Geogr. (IF 1.6) Pub Date : 2023-10-11 L.D. Character, T. Beach, S Luzzadder-Beach, D. Cook, C. Schank, F. Valdez Jr., M. Mallner
Machine learning can offer an efficient method to identify and map caves, sinkholes, and other cave-like features (i.e. sinkholes, rockshelters, voids) using remotely sensed imagery. While there ex...
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Distinguishing glacial diamictons and landforms using till macrofabric and grain size analysis: Serra da Cabreira Mountains, NW Portugal Phys. Geogr. (IF 1.6) Pub Date : 2023-10-06 João Bessa Santos, Madison DeJarlais
Information on the nature of processes occurring in modern glaciers can be obtained through the study of diamictons and landforms that are the product of past glaciations. Macrofabric and grain siz...
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Field based inventory of river bank erosion susceptibility model (BESI) of Raidak-II river in the Himalayan foreland basin Phys. Geogr. (IF 1.6) Pub Date : 2023-09-26 Supriya Ghosh, Sudipa Sarkar, Biswajit Bera
River bank erosion is a fluvio-hydrological hazard, and sometimes, it turns into disaster in the human-encroached river bank and flood plain. The principal objective of this study is to detect the ...
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The modern natural tombolos of Greece Phys. Geogr. (IF 1.6) Pub Date : 2023-09-20 Stelios Petrakis, Dimitra I. Malliouri, Dimitrios Vandarakis, Vyron Moraitis, Georgios-Angelos Hatiris, Paraskevi Drakopoulou, Manolis Arapis, Vasilios Kapsimalis
Formation and evolution processes of natural tombolos involve many interrelated geomorphological, sedimentary, oceanographic and anthropogenic factors, making their measurement and simulation an ex...
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Precipitation as a key control on erosion rates in the tectonically inactive northeastern Sonoran Desert, central Arizona, USA Phys. Geogr. (IF 1.6) Pub Date : 2023-09-05 Ara Jeong, Yeong Bae Seong, Ronald I. Dorn, Byung Yong Yu
Langbein and Schumm (1958) connected precipitation to erosion in a right-skewed curve used in earth science textbooks for over six decades, where denudation increases with precipitation on the ari...
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Assessment of landslide susceptibility using machine learning classifiers in Ziz upper watershed, SE Morocco Phys. Geogr. (IF 1.6) Pub Date : 2023-08-21 Mohamed Manaouch, Mohamed Sadiki, Mohamed Aghad, Quoc Bao Pham, Mohcine Batchi, Jamal Al Karkouri
Landslides present a significant hazard to human life, infrastructure, and property, particularly in mountainous regions. In Morocco, these risks have garnered increased attention due to their detr...
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Taxonomic approach and potential anthropic indices to understanding cross-sectional morphology and landscape modification of a tropical river Basin, India Phys. Geogr. (IF 1.6) Pub Date : 2023-07-18 Susmita Ghosh, Aznarul Islam, Adolfo Quesada-Román, Abu Reza Md. Towfiqul Islam, Subodh Chandra Pal, Balai Chandra Das
ABSTRACT During the Anthropocene, human modifications to fluvial landscapes have become a common aspect of their progress and development. The primary objective of this research is to delve into the human-induced alterations on fluvial landscapes at both the channel and basin scales. For channel scale investigation, we classify the channel cross-sections in terms of human interventions and relate them
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Types and morphologies of gully step pools of different process of formation in the Yuanmou dry-hot Valley Phys. Geogr. (IF 1.6) Pub Date : 2023-07-11 Xueli Wang, Haiqing Yang, Bin Zhang, Jun Luo, Xueyang Ma
ABSTRACT Step pools are micro-geomorphology hosted in gullies which are closely related to the channel erosion rate and hydraulic characteristics of runoff. These features are widely developed in the Yuanmou dry-hot Valley area of the Central Yunnan Plateau, China. In this paper, the morphological characteristics of different types of step pools in the Yuanmou dry-hot Valley were analyzed using analysis
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Assessing the short-term inter-annual growth of the largest documented gully network in South Africa using UAV and SfM methodology Phys. Geogr. (IF 1.6) Pub Date : 2023-07-07 Ryan Leigh Anderson, Jay le Roux, Bennie van der Waal, Kate Rowntree, David William Hedding
ABSTRACT This research explores intra-gully sediment volume changes of a massive gully network (42 ha) located in the Eastern Cape, RSA, in response to high rainfall events during a three-year study period (2017–2020). Unmanned aerial vehicles (UAVs) and photogrammetric processing were used to generate high resolution digital surface models (DSMs). Volumetric calculations were run to estimate the extent
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Geomorphological significance of the morphometric characteristics of first-order basins in the Siwalik Hills in the Himalayas, Nepal Phys. Geogr. (IF 1.6) Pub Date : 2023-05-29 Motilal Ghimire, Teiji Watanabe, Ian S. Evans
ABSTRACT First-order basin morphology is important for the functioning of the whole hydrologic system. This study examines the geomorphology of three areas in the tectonically active Siwalik Hills, Nepal, using morphometric variables. Twenty variables for 11,200 first-order basins were obtained from maps and Digital Elevation Models (DEMs) of three areas (the Machheli, Banganga and Binai river basins)
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Assessment of physicochemical properties of suspended sediment in Yangtze river estuary Phys. Geogr. (IF 1.6) Pub Date : 2023-05-24 Hua Wang, Zilin Shen, Yuting Yan, Dongfang Liang
The physicochemical properties of suspended sediment affect the adsorption of heavy metals. Based on scanning electron microscopy-energy dispersive X-ray spectrometry and Image Pro Plus, we detecte...
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The paraglacial adjustment of an Alpine lateral moraine, Bas Glacier d’Arolla, Switzerland Phys. Geogr. (IF 1.6) Pub Date : 2023-05-17 Toby N. Tonkin
ABSTRACT Within Alpine catchments, glacial landforms are subject to post-depositional reworking during and following deglaciation. Ice-marginal moraines are thought to rapidly stabilise within ~200 years in this topographic context, although ice-proximal slopes are particularly prone to alteration by debris flows and solifluction. This study investigates landform transformation, documenting geomorphological
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Evaluating the robustness of nature-based solutions: future resilience of sedum-based soft capping as a conservation approach for heritage sites in Britain and Ireland Phys. Geogr. (IF 1.6) Pub Date : 2023-05-11 Jenny Richards, Elizabeth L. Cooke, Martin Coombes, Johanna Jones, Heather Viles
Nature-based solutions are seen to benefit both society and biodiversity. However, research into their future resilience is required. Soft capping is a nature-based conservation strategy that mimic...
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Landslide detection in Kinnaur Valley, NW India using PS-InSAR technique Phys. Geogr. (IF 1.6) Pub Date : 2023-04-19 Moulishree Joshi, Girish Ch. Kothyari, B.S. Kotlia
Remote sensing techniques, such as Interferometric Synthetic Aperture Radar (InSAR), have the potential to document and monitor surface deformation up to a millimetre scale especially in areas wher...
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Understanding the spatial distribution and plausible genesis of supraglacial debris over the Himalaya-Karakoram region Phys. Geogr. (IF 1.6) Pub Date : 2023-04-17 Madhukar Srigyan, Naveen Tripathi, Sushil Kumar Singh, Bhanu Prakash Rathore, Sandip R Oza, Ishmohan Bahuguna
ABSTRACT The majority of studies discuss the impact of supraglacial debris on glaciers’ health while the rationale behind the formation and regional distribution of supraglacial debris in the Himalayan-Karakoram (H-K) region is sparsely researched. The present study attempts to evaluate the role of meteorological, topographical, and geological parameters to understand the regional distribution and
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Spatiotemporal dynamics analysis of surface water body and snow cover area to climate change in Gilgit Baltistan, Pakistan Phys. Geogr. (IF 1.6) Pub Date : 2023-03-15 Zeeshan Zafar, Muhammad Sajid Mehmood, Ammar Akbar, Muhammad Afzaal Khan
ABSTRACT Surface water and snow cover in mountainous areas are sensitive to climate change. Pakistan’s irrigation water supply primarily depends on the Indus River. Identifying the spatio-temporal dynamics, response patterns of snow cover area (SCA) and surface water bodies (SWB) to climate change are vital for understanding the changes in the hydrological process of the Indus basin. Therefore, the
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Patterns of disjunction in western hemisphere birds, amphibians, crocodilians, and mammals Phys. Geogr. (IF 1.6) Pub Date : 2023-03-13 Margaret G. Owen, Zachary P. Taylor
To assess the patterns and severity of disjunction at multiple taxonomic levels for birds, amphibians, crocodilians, and mammals in the western hemisphere, we compiled over 10,100 species ranges an...
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Tectono-geomorphic anomaly and its significance for monitoring seismotectonic activity in Lower Tista sub-basin, India, using geoinformatics Phys. Geogr. (IF 1.6) Pub Date : 2023-03-13 Snehasish Ghosh, R. Sivakumar
The different morphotectonic parameters have been analyzed for estimating tectono-geomorphic anomaly index (TGAI). The analysis of river long cross-profile and hypsometric curve has been integrated...
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A GIS-based approach for estimating fallow-season cropland soil erosion based on rainfall erosivity Phys. Geogr. (IF 1.6) Pub Date : 2023-03-10 C. A. Day, Q. Long
Rainfall erosivity describes the capability of rainfall to cause soil erosion from a surface during a storm. Currently, the average long-term annual and monthly rainfall erosivity for a location ma...
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Using soil micromorphology to assess the reliability of radiocarbon and OSL dating of fluvial deposits Phys. Geogr. (IF 1.6) Pub Date : 2023-03-01 Paula J. Perilla-Castillo, Steven G. Driese, Sally P. Horn, Tammy M. Rittenour, Michelle S. Nelson, Larry D. McKay
Two sediment profiles exposed along the floodplain of the Tennessee River provide an excellent opportunity to compare radiocarbon and optically stimulated luminescence dating of fluvial sediments, ...
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Numerical modelling of a flash-flood event at Peribán de Ramos, Michoacán (Mexico) Phys. Geogr. (IF 1.6) Pub Date : 2023-01-10 R. Vázquez, T. Carlón-Allende, F. García-Tenorio, F. Mendiola
ABSTRACT During the afternoon of 23 September 2018, a flash flood event occurred at Peribán de Ramos (Michoacán, Mexico). This event was triggered by 2-h precipitation of 58 mm, affecting at least 100 families, damaging 30 houses and killing 8 people. We present the first assessment of this event, for which we carried out stratigraphic descriptions, took sedimentological samples of the deposits and
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Research on the quantitative relationship between topographic features and river network structures Phys. Geogr. (IF 1.6) Pub Date : 2022-12-29 Fawen Li, He Wang, Huifeng Liu
Hydrologists pursue the long-term goals of studying the relationship between hydrological processes and geomorphological processes, establishing quantitative relationships between these processes a...
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The relative imprint of forming factors on soil characteristics in a recently deglaciated area: concerns about chronosequences approach Phys. Geogr. (IF 1.6) Pub Date : 2022-11-02 A. Masseroli, I.M. Bollati, M. La Licata, M. Pelfini, L. Trombino
In high-altitude environments, most of the debris-free glacier forelands are increasingly widening and the bare surfaces left by retreating glaciers offer the opportunity to investigate the evoluti...
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Changes in snow and ice surface albedo and its impact on snow and ice area in the Wind River Range, Wyoming, USA Phys. Geogr. (IF 1.6) Pub Date : 2022-10-29 Nana Y. Owusu-Amponsah, Jeffrey A. VanLooy, Gregory S. Vandeberg
ABSTRACT Glacial and snow melt in the Wind River Range, Wyoming feed headwaters for the Missouri and Colorado River Systems, covering much of the western United States. Identifying the factors that have the greatest impact on snow and ice melt is important to managing the water resources in this region. This study examined snow and ice albedo, summer temperature and precipitation, and winter precipitation
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Effects of the tributary channel and water catchment area on rinnenkarren development (Totes Gebirge, Austria) Phys. Geogr. (IF 1.6) Pub Date : 2022-10-05 Zoltán Mitre
ABSTRACT The goal of this study is to interpret the cross-sectional increases of rinnenkarren systems with the use of analytical model and CFD simulation. In rinnenkarren, water accumulation from the catchment was approximated using an analytical method based on field data. The length of eddies appearing at tributary junctions was studied by CFD in model channels. The results of the analytical and
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Latitudinal gradient of fire return interval in conifer forests of western North America Phys. Geogr. (IF 1.6) Pub Date : 2022-08-08 Jesús E. Sáenz-Ceja, Manuel E. Mendoza
Mean fire interval (MFI) is the average time between successive fires, influenced by environmental factors such as latitude, elevation, and vegetation type. This study evaluated the relationship be...
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Periglacial landforms and soil formation on summit of the Mount lda (Kaz Dağı), Biga Peninsula-Turkey Phys. Geogr. (IF 1.6) Pub Date : 2022-07-10 Murat Türkeş, Volkan Dede, Orhan Dengiz, Hüseyin Şenol, Soner Serin
ABSTRACT The aim of the study is to reveal geomorphological characteristics and evolution of the periglacial landforms occurred on the summit of the Kaz Dağı (in Turkish) characterised with a specific mountain environment developed under the dry summer subtropical Mediterranean climate. To reach this aim, morphoclimatic processes-characteristics and soil development of the Kaz Dağı district have been
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Assessment of Changes in Planform Morphology of the Upper Yamuna River Segment, India, Using Remote Sensing and GIS Phys. Geogr. (IF 1.6) Pub Date : 2022-06-24 Rajat Mittal, Saif Said, Mubeen Beg
ABSTRACT The current study explores the planform morphological changes that have occurred in the upper segment of the Yamuna River by using Landsat images from 1979 to 2019. The river segment was divided into 18 sections at equal spacing, viz., S1 to S18, and the centerline and bank line shifting, channel width, alterations in meander geometry and braiding characteristics in terms of sinuosity index
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Can streambank height indicate soil moisture regime of riparian zones? A case study in deep soils of a first-order watershed in Southeast Brazil Phys. Geogr. (IF 1.6) Pub Date : 2022-06-15 Luiz Felippe Salemi, Robson Willians da Costa Silva, Rafael Pires Fernandes, Tatiana Morgan Berteli de Andrade, Plínio Barbosa Camargo, Luiz Antonio Martinelli, Jorge Marcos de Moraes
ABSTRACT A number of riparian ecosystem functions such as reducing chemicals are associated with high soil moisture conditions. Finding easy-to-measure riparian features that indicate soil moisture regime in riparian ecosystem may of use in environmental management. In this study, we answered the following question: can streambank height, on which these riparian zones are, indicate soil moisture regime
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Drainage network evolution and divide retreat along a passive margin: the permanence of disequilibrium under unfavorable natural conditions in eastern south america Phys. Geogr. (IF 1.6) Pub Date : 2022-06-10 Michael Vinicius de Sordi, André Augusto Rodrigues Salgado, Claudia Mendes Cordeiro, António Alberto Teixeira Gomes, Luiz Fernando de Paula Barros, Antônio Pereira Magalhães Júnior
ABSTRACT Passive margins typically present escarpments that separate high relief coastal draining catchments from lower-relief inland ones. Widespread drainage reorganization processes in these areas commonly lead to drainage divide retreat inland. This study examines how unfavorable natural factors—long distance from the regional base level, dry climate, and resistant basement lithology—interfere
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Spatiotemporal climatology of the Arabian Subtropical Anticyclone Phys. Geogr. (IF 1.6) Pub Date : 2022-05-31 Ali S. Alghamdi, John Harrington Jr.
ABSTRACT The Arabian Subtropical Anticyclone (ASA) plays an essential role in regulating weather systems over the Arabian Peninsula (Arabia) and adjacent areas. A need exists to document specific details of the spatial and temporal climatology of the ASA. In order to identify the monthly ASA position/center, the local maximum geopotential height (gph) should be located at different vertical levels
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Evaluation of micro-weathering index and weathering grade of diverse geomorphic features of proterozoic terrain applying Schmidt hammer Phys. Geogr. (IF 1.6) Pub Date : 2022-05-31 Manas Karmakar, Monali Banerjee, Debasis Ghosh
ABSTRACT The Upper Subarnarekha Kangsabati Interfluve (USKI) belongs to the eastern margin of CGGC, which is part of East Indian Shield. This Proterozoic (1.72–1.87 Ga) terrain had have experienced intensive weathering processes over the long period under different climatic conditions. A total number of 965 Rebound (R) value were collected from eight geomorphic features located in the USKI. In the
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Geospatial and fluvio-geomorphological investigation of confluence dynamics of river Raidak within Himalayan foreland basin, India Phys. Geogr. (IF 1.6) Pub Date : 2022-04-21 Supriya Ghosh, Prasanta Mandal, Biswajit Bera
ABSTRACT Confluence of river channels plays a significant role in channel avulsion, flood plain evolution and dynamics of the fluvial system. The principal objectives of the present study are (i) to analyze the direction and degree of confluence shifting through the recent past (1955–2020) by applying geospatial techniques and (ii) to find out the probable causes of confluence dynamics of the Raidak
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Causes of pulsating evolution of fluvial landforms since the marine isotopic stage-2 in the belt of Schuppen, Nagaland, NE India Phys. Geogr. (IF 1.6) Pub Date : 2022-04-19 Watinaro Imsong, Glenn T. Thong, Shubhra Sharma
ABSTRACT The Belt of Schuppen (BoS) of Nagaland is a NE-SW trending linear zone lying adjacent to the Brahmaputra Valley of Assam in Northeast India. Geomorphic, stratigraphic and chronologic data from the Dzüdza and Chathe river valleys that cut across the BoS have been studied to understand the influence of climate on landform evolution in parts of the BoS. Fluvial landforms in the Dzüdza and Chathe
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Eastern US precipitation investigated through patterns of moisture transport Phys. Geogr. (IF 1.6) Pub Date : 2022-02-18 Natalie Teale, David A. Robinson
ABSTRACT This paper examines precipitation associated with large-scale patterns of water vapor transport in the eastern United States. Daily 4 km gridded precipitation from PRISM (1981–2017) is sorted into a subset according to previously defined patterns of water vapor transport supplying the moisture on each day. These subsets are then analyzed to characterize the precipitation associated with each
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Weathering geomorphology of Mount Ağın Andesites located in cool humid environment in Afyonkarahisar/Turkey Phys. Geogr. (IF 1.6) Pub Date : 2022-02-16 Mehmet Ali Özdemir, Hülya Kaymak, Enes Ertan Kulaksız
ABSTRACT In this study, the weathering forms on the andesite of volcanic Mount Ağın (1807 m) located within the borders of Afyonkarahisar province in the Central Western Anatolia part of the Aegean Region were investigated. The climatic characteristics of the study area, chemical and mineralogical-petrographic properties of the andesites, porosity, diaclase systems, and biogenic erosion cause formation
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Examining spatiotemporal trends of drought in the conterminous United States using self-organizing maps Phys. Geogr. (IF 1.6) Pub Date : 2022-02-14 Camila Moreno, Johnathan Sugg, Jennifer Runkle, Ronald D. Leeper, L. Baker Perry, Margaret Sugg
ABSTRACT Droughts are a natural, recurrent climate extreme that can inflict long-lasting devastation on natural ecosystems and socio-economic sectors. Unlike other natural hazards, drought onset is insidious and often affects a greater spatial extent over a prolonged temporal scale. In the United States the evolution of drought and its impacts are typically region-specific and intensified precipitation
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Change detection of Jamuna River and its impact on the local settlements Phys. Geogr. (IF 1.6) Pub Date : 2022-01-10 Md Ariful Haque, Sharmin Shishir, Anannya Mazumder, Mehedi Iqbal
ABSTRACT Spatio-temporal change detection analysis of Jamuna River using low and medium-resolution satellite data between the years of 1972 and 2013 are dynamic to assess river spatio-temporal changes and their impacts on the local settlements over the specific time. This study employs remote sensing and geographic information system (GIS) proficiencies to identify the river bank shifting, erosion
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Geomorphological and sedimentological evidences of palaeo-outburst flood events from TanglangLa-Gya catchment of River Indus, Ladakh, India Phys. Geogr. (IF 1.6) Pub Date : 2022-01-10 Debarati Nag, Binita Phartiyal, Pankaj Kumar, Priyanka Joshi, Randheer Singh
ABSTRACT Gya river, one of the main tributary of Indus, hosts several scattered palaeoflood deposits. The chronology, genesis and spatiotemporal relationships of these scattered deposits can throw light to the regional and global climatic fluctuations and their implications for the evolution of the valley. The valley structure of the Gya river consists of a broad middle reach alternating with narrow
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Mountain process regime characterization using a topographic morphological structural framework Phys. Geogr. (IF 1.6) Pub Date : 2022-01-03 Brennan W. Young, Michael P. Bishop
ABSTRACT Complex mountain geodynamics are difficult to decouple due to forcing factors, feedback mechanisms, and system couplings that arise from interacting atmospheric, surface, and tectonic processes. The operational-scale dependencies and process–form relationships that govern the spatio-temporal extent of process regimes, which in turn govern relief production, have yet to be adequately characterized
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West Coast vegetation shifts as a response to climate change over the past 130,000 years: geographic patterns and process from pollen data Phys. Geogr. (IF 1.6) Pub Date : 2021-10-26 Katherine C. Glover, Jessie George, Linda Heusser, Glen M. MacDonald
ABSTRACT We compiled pollen sequences from lake and offshore cores at least 6,000 years old (6 ka) for the Mediterranean and Marine ecoregions of the US West Coast. Principal Component Analysis highlighted vegetation differences in core-tops, the Holocene Thermal Maximum (6 ka) and Last Glacial Maximum (LGM, 19 ka). Core-top and HTM ordination produced clusters that reflected geographic clusters in
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Retrieving dry snow stratigraphy using a versatile low-cost frequency modulated continuous wave (FMCW) K-band radar Phys. Geogr. (IF 1.6) Pub Date : 2021-12-06 Jacob Laliberté, A. Langlois, a Royer, J-B Madore, F Gauthier
ABSTRACT Considering the increased popularity for backcountry mountain recreation activities, potentially problematic snowpack interfaces are currently of great interest given their impact on snow stability. The identification of interface vertical locations and spatial variability in the snowpack is essential for avalanche danger forecasting. The Gaspé Peninsula specific climate often leads to a complex
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Impacts of an extreme flood on large wood recruitment and transport processes Phys. Geogr. (IF 1.6) Pub Date : 2021-11-29 Derek J. Martin, Robert T. Pavlowsky, Jacob Bendix, Toby Dogwiler, Josh Hess
ABSTRACT This research investigates impacts of an extreme flood on recruitment and transport of large wood (LW) in sub-basins of the North Fork River, Missouri. Data collection took place two months after a >500 year flood to characterize LW conditions before natural recovery processes could obscure impacts. We used sites from previous LW studies in the region as reference to help identify flood impacts
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Geomorphological features of the Jurassic Granites in NE Nigeria (Southern Sahara) Phys. Geogr. (IF 1.6) Pub Date : 2021-10-21 Aliyu Albishir Bashir, Murat Gül, Ceren Küçükuysal, Göksu Uslular
ABSTRACT This study investigates the spectacular geomorphological features of Jurassic (Younger) Granites in NE Nigeria by using field observations and some structural (i.e. joints) analyses. The study area is in the Sahel region of the Subsaharan of Africa as a transition zone between the Sahara Desert and Equatorial region, where many studies have focused on the loess deposits, ergs, climate change
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A review of recent studies on landslide hazard in Latin America Phys. Geogr. (IF 1.6) Pub Date : 2021-09-25 Alejandro César Valdés Carrera, Manuel E. Mendoza, Teodoro Carlón Allende, José Luis Macías
ABSTRACT Over the last few decades, the impact of landslides has increased in Latin America. However, there is a deficiency in the region of diagnostic studies on landslide hazards. This review analyzes the state of the art of studies on landslide hazard occurred in Latin America. A search for articles published from 2000 to 2019 was carried out in Scopus, WoS, SciELO, REDIB, and Redalyc. The search
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Geomorphic assessment of longitudinal profile of the Kanchi river basin, India: Recognition of dynamic equilibrium condition Phys. Geogr. (IF 1.6) Pub Date : 2021-09-16 Monali Banerjee, Debasis Ghosh, Subhadip Pal, Manas Karmakar
ABSTRACT The Kanchi, an eastward flowing river, traverses through the Ranchi plateau of the Proterozoic Chhotanagpur granite gneissic complex to meet its trunk stream, the Subarnarekha River. The present study analyzed longitudinal profiles and associated geomorphic indices of the Kanchi River and its tributaries to identify spatial variation in profile form and fluvial response to prevailing controls
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Assessment of LST spatial and temporal changes in Jazmourian basin, southeast Iran Phys. Geogr. (IF 1.6) Pub Date : 2021-09-14 Behrooz Abad, Bromand Salahi, Koohzad Raispour, Martin De Luis, Roberto Serrano, Masood Moradi
ABSTRACT Land surface temperature (LST) is an atmosphere-land interaction, which represents the first thermal reaction of the environmental changes occurring in the earth surface, being one of the most important factors used in the earth sciences. Jazmourian basin, in the southeast of Iran, is a fertile agricultural land with diverse topography and unique climatic conditions. Due to its significance
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Determination of the relationship among compound Topographic Index (CTI), soil properties and land-use in karst ecosystems Phys. Geogr. (IF 1.6) Pub Date : 2021-08-04 Turgay Dindaroglu, Vesna Tunguz, Emre Babur, Oleksandr Menshov, Martin Leonardo Battaglia
ABSTRACT Topography is a key factor that affects edaphic, climatic, and biotic factors directly or indirectly. Relationships between Compound Topographic Index (CTI) model and soil properties were investigated in order to determine the ecological potential of the area in order to plan the sustainability of the fertile lands and the rehabilitation of the degraded areas in the study area. Totally 84
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Regional piedmont incision during base-level rise in the northeastern Sonoran Desert, Arizona, USA Phys. Geogr. (IF 1.6) Pub Date : 2021-07-29 Christian González, Madeline Kelley, M. Colin Marvin, Norma López-Castañeda, Ronald I. Dorn, Mark Schmeeckle
ABSTRACT Ephemeral channels incise into the piedmonts (both alluvial fans and pediments) of the northeastern Sonoran Desert, USA. Located around metropolitan Phoenix, this tectonically quiescent region experienced only aggradation in endorheic structural basins throughout the Pliocene. A wave of aggradation then followed Salt and Gila river integration at the start of the Pleistocene. Aggradation of
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Novel insights for streamflow forecasting based on deep learning models combined the evolutionary optimization algorithm Phys. Geogr. (IF 1.6) Pub Date : 2021-07-27 Mousaab Zakhrouf, Bouchelkia Hamid, Sungwon Kim, Stamboul Madani
ABSTRACT Various hybrid approaches combined the different deep learning and machine learning models with evolutionary optimization algorithms and have improved the accuracy of streamflow forecasting problem. In this article, three deep learning models were investigated for streamflow forecasting with various lag times at both stations (i.e. Sidi Aich and Ponteba Defluent), Algeria. Also, a machine
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Influence of cold fronts on microscale atmospheric conditions within the complex terrain of Watkins Glen Gorge, New York Phys. Geogr. (IF 1.6) Pub Date : 2021-07-08 Chad W. Hecht, Neil F. Laird
ABSTRACT This study investigates the influence of synoptic-scale cold fronts on microclimatic conditions within the complex terrain of Watkins Glen gorge, New York. Temperature and dewpoint temperature measurements were collected by three microclimate stations both within (two stations) and just outside (one station) of the gorge during the months of September and November. A total of nine cold fronts