Results 11 to 20 of about 177,892 (306)

Extreme heat events heighten soil respiration. [PDF]

open access: yesSci Rep, 2021
AbstractIn the wake of climate change, extreme events such as heatwaves are considered to be key players in the terrestrial biosphere. In the past decades, the frequency and severity of heatwaves have risen substantially, and they are projected to continue to intensify in the future.
Anjileli H   +6 more
europepmc   +7 more sources

Soil Respiration of Paddy Soils Were Stimulated by Semiconductor Minerals. [PDF]

open access: yesFront Plant Sci, 2022
Large quantities of semiconductor minerals on soil surfaces have a sensitive photoelectric response. These semiconductor minerals generate photo-electrons and photo-hole pairs that can stimulate soil oxidation–reduction reactions when exposed to sunlight.
Bai Y   +11 more
europepmc   +4 more sources

Rainfall intensification increases the contribution of rewetting pulses to soil heterotrophic respiration [PDF]

open access: yesBiogeosciences, 2020
Soil drying and wetting cycles promote carbon (C) release through large heterotrophic respiration pulses at rewetting, known as the “Birch” effect. Empirical evidence shows that drier conditions before rewetting and larger changes in soil moisture at ...
S. Manzoni   +7 more
doaj   +1 more source

Global warming accelerates soil heterotrophic respiration

open access: yesNature Communications, 2022
Carbon efflux from soils is the largest terrestrial carbon source to the atmosphere, yet it remains one of the most uncertain fluxes in the Earth’s carbon budget. A dominant component of this flux is heterotrophic respiration, influenced by several environmental factors, most notably soil temperature and moisture.
Alon Nissan   +6 more
openaire   +4 more sources

Soil respiration under different land uses in Eastern China. [PDF]

open access: yesPLoS ONE, 2015
Land-use change has a crucial influence on soil respiration, which further affects soil nutrient availability and carbon stock. We monitored soil respiration rates under different land-use types (tea gardens with three production levels, adjacent ...
Li-Chao Fan, Ming-Zhen Yang, Wen-Yan Han
doaj   +1 more source

Vegetation types alter soil respiration and its temperature sensitivity at the field scale in an estuary wetland. [PDF]

open access: yesPLoS ONE, 2014
Vegetation type plays an important role in regulating the temporal and spatial variation of soil respiration. Therefore, vegetation patchiness may cause high uncertainties in the estimates of soil respiration for scaling field measurements to ecosystem ...
Guangxuan Han   +5 more
doaj   +1 more source

Response of Bare Soil Respiration to Air and Soil Temperature Variations According to Different Models: A Case Study of an Urban Grassland

open access: yesLand, 2023
Soil respiration is an important component of the global carbon cycle and is highly responsive to disturbances in the environment. Human impacts on the terrestrial ecosystem lead to changes in the environmental conditions, and following this, changes in ...
Egor A. Dyukarev, Sergey A. Kurakov
doaj   +1 more source

Spatial and temporal variations of soil microbial respiration under native and exotic tree species [PDF]

open access: yesInternational Research Journal of Science, Technology, Education, and Management, 2023
Different tree species can directly or indirectly affect soil conditions. They influence soil microbial diversity and abundance and hence soil respiration.
Lameck Davie Nyirenda   +3 more
doaj   +1 more source

Soil respiration patterns and rates at three Taiwanese forest plantations: dependence on elevation, temperature, precipitation, and litterfall

open access: yesBotanical Studies, 2017
Background Soil respiration contributes to a large quantity of carbon emissions in the forest ecosystem. In this study, the soil respiration rates at three Taiwanese forest plantations (two lowland and one mid-elevation) were investigated.
Yu-Hsuan Huang   +5 more
doaj   +1 more source

Impact of environmental factors and biological soil crust types on soil respiration in a desert ecosystem. [PDF]

open access: yesPLoS ONE, 2014
The responses of soil respiration to environmental conditions have been studied extensively in various ecosystems. However, little is known about the impacts of temperature and moisture on soils respiration under biological soil crusts.
Wei Feng   +9 more
doaj   +1 more source

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