Results 31 to 40 of about 10,007 (311)

Improving rainfall erosivity estimates using merged TRMM and gauge data [PDF]

open access: yes, 2017
Soil erosion is a global issue that threatens food security and causes environmental degradation. Management of water erosion requires accurate estimates of the spatial and temporal variations in the erosive power of rainfall (erosivity).
Chappell, Adrian   +5 more
core   +2 more sources

Monthly Rainfall Erosivity: Conversion Factors for Different Time Resolutions and Regional Assessments [PDF]

open access: yes, 2015
As a follow up and an advancement of the recently published Rainfall Erosivity Database at European Scale (REDES) and the respective mean annual R-factor map, the monthly aspect of rainfall erosivity has been added to REDES. Rainfall erosivity is crucial
AALTO Juho   +20 more
core   +1 more source

Spatial and Temporal Variation of Wind Erosion Climatic Erosivity and Its Response to ENSO in the Otindag Desert, China

open access: yesAtmosphere, 2019
Wind erosion is a major cause of soil losses in China’s drylands which is further stimulated by climate variability and fragile ecological conditions.
Junpeng Lou, Xunming Wang, Diwen Cai
doaj   +1 more source

Spatiotemporal Variations and Causes of Wind/Rainfall Erosion Climatic Erosivity in Qinghai Province, China

open access: yesAtmosphere, 2022
Wind and rainfall climatic erosivities are important parameters with which to assess the possible effects of climatic conditions on erosion. In this study, wind erosion climatic erosivity (C-factor) and rainfall erosivity (Rday-factor) were calculated ...
Yihua Liu   +5 more
doaj   +1 more source

Projected changes in US rainfall erosivity [PDF]

open access: yesHydrology and Earth System Sciences, 2015
Downscaled rainfall projections from 21 climate models from the CMIP5 (Coupled Model Intercomparison Project Phase 5) archive are used to estimate future changes in rainfall erosivity in the continental Unites States.
M. Biasutti, R. Seager
doaj   +1 more source

Temporal and Spatial Variation of Rainfall Erosivity in Middle Reaches of Yellow River Based on Different Models

open access: yesShuitu baochi tongbao, 2023
[Objective] Based on different models, the spatiotemporal evolution characteristics of rainfall erosivity in the middle reaches of the Yellow River were explored, in order to providing a reference basis for the assessment of soil erosion hazards and ...
Yue Zhang   +5 more
doaj   +1 more source

Spatio-temporal variability of erosivity in Mato Grosso, Brazil [PDF]

open access: yes, 2018
The impact of rainfall on surfaces lacking vegetal cover can dissociate soil particles, thereby initiating the erosion process. This is known as rainfall erosivity and is expressed by the R factor in the Universal Soil Loss Equation.
Almeida, Cristiana Oliveira Silva   +7 more
core   +4 more sources

Baseline Regional Cholinergic Denervation Predicts Cognitive Trajectories in Moderate Parkinson Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cognitive decline is a disabling and variable feature of Parkinson disease (PD). While cholinergic system degeneration is linked to cognitive impairments in PD, most prior research reported cross‐sectional associations. We aimed to fill this gap by investigating whether baseline regional cerebral vesicular acetylcholine transporter ...
Taylor Brown   +6 more
wiley   +1 more source

Analysis of Potential for Linear Erosion in the Cerrado Biome Using Morphopedology

open access: yesRevista Brasileira de Ciência do Solo
The Cerrado is a vegetation complex with a wide variety of phytophysiognomies, and sustainable management is essential for maintaining biodiversity. Morphopedology is a tool that can assist in developing plans for control of soil and land use, especially
Deyvid Diego Carvalho Maranhão   +5 more
doaj   +1 more source

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