Results 61 to 70 of about 6,260,921 (223)

Estimating Land Degradation Level Using Remote Sensing Data and Fuzzy AHP Technique

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Land degradation is a critical global environmental concern that significantly impacts ecosystem services, agricultural productivity, weather patterns, human livelihoods and overall well‐being. Prompt and precise assessments of land degradation status are crucial for environmental governance and sustainable development. Remote sensing data can
Mohamed Mustafa Ali, Hamed Faroqi
wiley   +1 more source

Land surface phenology from satellite data

open access: yes, 2022
Opis vira z dne 28. 12. 2022.
Kanjir, Urška   +4 more
openaire   +1 more source

Native Perennial Vegetation Buffer Strips Improve Structural Indicators of Riparian Protection in Mediterranean Agroecosystems

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Riparian zones in Mediterranean agroecosystems are highly vulnerable to degradation because cultivation often reaches stream edges and annual vegetation senesces during the late‐summer dry period, leaving soils exposed when the first erosive autumn rains occur.
Marcelo Sternberg   +4 more
wiley   +1 more source

Pteris madhusoodananii (Pteridaceae), a new fern species from India

open access: yesNordic Journal of Botany, EarlyView.
Pteris madhusoodananii sp. nov. (Pteridaceae), from the Kolli hills of Eastern Ghats, India, is described. The new taxon is morphologically distinct, characterized by a unique lamina texture and coloration, specific pinna‐pinnule architecture and distinct spore micromorphology.
Kalathil Sethumadhavan Abhilash   +6 more
wiley   +1 more source

Climate-driven land surface phenology advance is overestimated due to ignoring land cover changes

open access: yesEnvironmental Research Letters, 2023
Global warming has led to earlier spring green-up dates (GUDs) in recent decades with significant consequences for global carbon and hydrologic cycles. In addition to changes in climate, land cover change (LCC), including interchanges between vegetation ...
Yuhao Pan   +18 more
doaj   +1 more source

Quantification of Urban Heat Island-Induced Contribution to Advance in Spring Phenology: A Case Study in Hangzhou, China

open access: yesRemote Sensing, 2021
Plant phenology is one of the key regulators of ecosystem processes, which are sensitive to environmental change. The acceleration of urbanization in recent years has produced substantial impacts on vegetation phenology over urban areas, such as the ...
Yingying Ji   +4 more
doaj   +1 more source

A new land cover map for the Mekong: Southeast Asia’s largest transboundary river basin [PDF]

open access: yes, 2014
The transboundary Mekong basin, including territorial parts of China, Myanmar, Laos, Thailand, Cambodia, and Vietnam, is endowed with a rich natural resource base.
Künzer, Claudia   +3 more
core   +1 more source

Two new endemic species of Portulaca (Portulacaceae) from the Brazilian Pampa grasslands

open access: yesNordic Journal of Botany, EarlyView.
Portulaca L. is a monophyletic, cosmopolitan genus of succulent plants comprising ca 153 species, with particularly high diversity in xerophytic ecosystems in tropical and subtropical regions. Based on morphological evidence, we describe and illustrate two new species from the Brazilian Pampa, Portulaca guaritensis and Portulaca guenoa.
José Roberto Ferraz   +3 more
wiley   +1 more source

Variability of phenology and fluxes of water and carbon with observed and simulated soil moisture in the Ent Terrestrial Biosphere Model (Ent TBM version 1.0.1.0.0) [PDF]

open access: yesGeoscientific Model Development, 2015
The Ent Terrestrial Biosphere Model (Ent TBM) is a mixed-canopy dynamic global vegetation model developed specifically for coupling with land surface hydrology and general circulation models (GCMs).
Y. Kim   +4 more
doaj   +1 more source

Altitude‐dependent influence of snow cover on alpine land surface phenology [PDF]

open access: yesJournal of Geophysical Research: Biogeosciences, 2017
AbstractSnow cover impacts alpine land surface phenology in various ways, but our knowledge about the effect of snow cover on alpine land surface phenology is still limited. We studied this relationship in the European Alps using satellite‐derived metrics of snow cover phenology (SCP), namely, first snow fall, last snow day, and snow cover duration ...
Xie, Jing   +7 more
openaire   +3 more sources

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