Results 61 to 70 of about 43,207 (246)

Contributions of natural and human factors to increases in vegetation productivity in China [PDF]

open access: yes, 2015
Increasing trends in vegetation productivity have been identified for the last three decades for many regions in the northern hemisphere including China.
Xiao, Jingfeng, Zhang, Li, Zhou, Yu
core   +2 more sources

Evaluation of Sediment Connectivity Indices to Improve the Prediction of the Spatiotemporal Variability of Sediment Yield for a Large River Basin (Wei River, China)

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Sediment connectivity between source areas and the main streams or local sinks is a complex and dynamic process, especially in large basins due to multiple heterogeneities and interactions between connectivity components. Sediment connectivity indices are promising tools to investigate sediment transport, especially in data‐scarce or large ...
Zhenni Wu   +3 more
wiley   +1 more source

Distribution and Driving Force of Water Use Efficiency under Vegetation Restoration on the Loess Plateau

open access: yesRemote Sensing, 2022
The Grain for Green Project (GGP) has considerably improved the vegetation cover of the Loess Plateau, as well as changed the carbon and water coupling process of local vegetation to a certain extent.
Ruixue Ma   +6 more
doaj   +1 more source

Evolution of soil and water conservation in rain-fed areas of China [PDF]

open access: yes, 2009
Rain-fed (dryland) farming is an ancient agricultural production system in China. It occurs widely across almost the whole country, especially in the Northwest and North China.
ABARE   +45 more
core   +5 more sources

Permafrost Mass Wasting in Ice‐Rich Landscapes: Recent Advances (2013 to 2024) on Mechanisms, Dynamics and Impacts

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Across circumpolar permafrost regions, climate change is destabilizing ice‐rich hillslopes, increasing the frequency and magnitude of thaw‐driven mass wasting. This paper reviews recent studies (2013–2024) on thaw‐driven mass wasting, focusing on the processes, morphology and trajectories of geomorphic change and their implications for ...
J. M. Young   +5 more
wiley   +1 more source

Biotic Interaction Underpins the Assembly Processes of the Bacterial Community Across the Sediment–Water Interface in a Subalpine Lake

open access: yesMicroorganisms
The sediment–water interface is the most active region for biogeochemical processes and biological communities in aquatic ecosystems. As the main drivers of biogeochemical cycles, the assembly mechanisms and the distribution characteristics of microbial ...
Xue Wang   +3 more
doaj   +1 more source

Temporal variability in composition and fluxes of Yellow River particulate organic matter [PDF]

open access: yes, 2017
This study examines temporal variations of the abundance and carbon isotopic characteristics of particulate organic carbon (POC) and specific-source compounds in the context of hydrological variability in the Yellow River.
Eglinton, Timothy I.   +7 more
core   +1 more source

Implementing potential climate‐smart practices through diverse partnerships

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Climate change is one of the greatest threats to society, negatively impacting agriculture and crop yields. Globally, agriculture is also one of the largest greenhouse gas (GHG) emitting sectors. Climate‐smart practices that are developed through diverse partnerships with scientists and practitioners are needed to decrease GHG emissions. We implemented
Kristina J. Bartowitz   +6 more
wiley   +1 more source

Snapshots of Motion: A Novel Structural Intermediate Reveals Conserved Dynamics in Archaeal DNA Ligases

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT We present the first x‐ray crystallographic structural evidence of an archaeal DNA ligase showing the AMP covalent adduct together with further cofactor hydrolysis, capturing a transient intermediary in the first step of the ligation reaction, triggered by the pyrophosphate hydrolysis.
A. X. Quintana‐Armas   +3 more
wiley   +1 more source

Evaluating the suitability of marginal land for a perennial energy crop on the Loess Plateau of China

open access: yesGCB Bioenergy, 2021
With a large marginal land area, the Loess Plateau in China holds great potential for biomass production and environmental improvement. Identifying suitable locations for biomass production on marginal land is important for decision‐makers from the ...
Yanmei Liu   +6 more
doaj   +1 more source

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