Results 11 to 20 of about 2,395,279 (331)

Fine root dynamics and its contribution to soil organic carbon stocks with Caragana intermedia plantation development in alpine sandy land

open access: yesFrontiers in Plant Science, 2023
Shrubs are the main species in desert ecosystems. Better understanding shrubs fine root dynamics and its contribution to soil organic carbon (SOC) stocks can improve the accuracy of carbon sequestration estimation and provide basic data for the ...
Qingxue Li   +8 more
doaj   +1 more source

Microplastics in terrestrial ecosystem: Sources and migration in soil environment.

open access: yesChemosphere, 2023
Plastics, especially microplastics in soils, are considered a severe environmental issue worldwide. However, globally, the main research focus is on microplastic pollution in the marine environment, the microplastic pollution on soils and sediments ...
U. Surendran   +4 more
semanticscholar   +1 more source

GRAPE – GIS REPETITION USING AUDIO-VISUAL REPETITION UNITS AND ITS LEANRING EFFECTIVENESS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
A new audio-visual learning medium has been developed at the Department of Environmental Sciences at ETH Zurich (Switzerland), for use in geographical information sciences (GIS) courses.
M. Niederhuber, S. Brugger
doaj   +1 more source

Underestimated Interannual Variability of Terrestrial Vegetation Production by Terrestrial Ecosystem Models

open access: yesGlobal Biogeochemical Cycles, 2023
Vegetation gross primary production (GPP) is the largest terrestrial carbon flux and plays an important role in regulating the carbon sink. Current terrestrial ecosystem models (TEMs) are indispensable tools for evaluating and predicting GPP. However, to
Shangrong Lin   +14 more
semanticscholar   +1 more source

Estimation of European Terrestrial Ecosystem NEP Based on an Improved CASA Model

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Net ecosystem productivity (NEP) is a key indicator to describe terrestrial ecosystem functions and carbon sinks. The CASA model was improved by optimizing the parameters optimum temperature and maximum light use efficiency (${\varepsilon }_{\max ...
Siyi Qiu   +6 more
semanticscholar   +1 more source

Microplastic in terrestrial ecosystems

open access: yesScience, 2020
Research shifts from ecotoxicology to ecosystem effects and Earth system ...
Rillig, Matthias C., Lehmann, Anika
openaire   +3 more sources

Tracing 33P-labelled organic phosphorus compounds in two soils: New insights into decomposition dynamics and direct use by microbes

open access: yesFrontiers in Soil Science, 2023
IntroductionOrganic phosphorus (Po) compounds constitute an important pool in soil P cycling, but their decomposition dynamics are poorly understood. Further, it has never been directly tested whether low molecular weight Po compounds are taken up by ...
Daniel Wasner   +6 more
doaj   +1 more source

Can microplastics mediate soil properties, plant growth and carbon/nitrogen turnover in the terrestrial ecosystem?

open access: yesEcosystem Health and Sustainability, 2022
Microplastic (MP) pollution, a global environmental problem, has been recently studied in marine and freshwater environments. However, our understanding of MP effect on terrestrial ecosystems, especially carbon (C) and nitrogen (N) turnover remains poor.
Yao Yao   +9 more
semanticscholar   +1 more source

Observation‐based global soil heterotrophic respiration indicates underestimated turnover and sequestration of soil carbon by terrestrial ecosystem models

open access: yesGlobal Change Biology, 2022
Soil heterotrophic respiration (Rh) refers to the flux of CO2 released from soil to atmosphere as a result of organic matter decomposition by soil microbes and fauna.
Yue He   +5 more
semanticscholar   +1 more source

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