Results 31 to 40 of about 184,136 (243)

Precipitation changes regulate the annual methane uptake in a temperate desert steppe

open access: yes, 2021
Desert soils are an important sink of atmospheric methane (CH4) and regulate the global CH4 budget. However, it is still unclear how CH4 fluxes respond to precipitation changes in desert-steppe soils.
Wang, S.   +5 more
core   +1 more source

Grazing decreases net ecosystem carbon exchange by decreasing shrub and semi-shrub biomass in a desert steppe. [PDF]

open access: yesEcol Evol
Livestock grazing can strongly determine how grasslands function and their role in the carbon cycle. However, how ecosystem carbon exchange responds to grazing and the underlying mechanisms remain unclear.
Ju X   +5 more
europepmc   +2 more sources

Biogeography of Cyprinodon across the Great Plains-Chihuahuan Desert region and adjacent areas [PDF]

open access: yes, 2021
Cyprinodon is renowned for localized endemism across the North American desert. Competing molecular studies have made elucidating timing of diversification across the desert controversial.
Hoagstrom, Christopher, Osborne, Megan
core   +1 more source

Spatial and temporal structure of the spider community in the clay semi-desert of western Kazakhstan [PDF]

open access: yes, 2011
The spatial and temporal structure of spider communities was studied in the clay semi-desert of the north-western Caspian Lowland, western Kazakhstan (49°23' N, 46°47' E).
Tatyana V. Piterkina   +2 more
core   +2 more sources

Impact of nitrogen and phosphorus additions on soil gross nitrogen transformations in a temperate desert steppe

open access: yes, 2023
Nutrient addition has a significant impact on plant growth and nutrient cycling. Yet, the understanding of how the addition of nitrogen (N) or phosphorus (P) significantly affects soil gross N transformations and N availability in temperate desert ...
Jinbo Zhang   +17 more
core   +1 more source

Responses of ecosystem respiration, methane uptake and nitrous oxide emission to drought in a temperate desert steppe

open access: yes, 2021
Drought significantly impacts ecosystem structure and function, especially the transformation rates of soil carbon and nitrogen. This study explores how drought affects ecosystem respiration (R-e), methane (CH4) uptake and nitrous oxide (N2O) emissions ...
Chen, M.   +10 more
core   +1 more source

Ecosystem responses to warming and watering in typical and desert steppes [PDF]

open access: yesScientific Reports, 2016
AbstractGlobal warming is projected to continue, leading to intense fluctuations in precipitation and heat waves and thereby affecting the productivity and the relevant biological processes of grassland ecosystems. Here, we determined the functional responses to warming and altered precipitation in both typical and desert steppes.
Zhenzhu Xu   +4 more
openaire   +2 more sources

Plant functional diversity and species diversity in the Mongolian steppe. [PDF]

open access: yesPLoS ONE, 2013
The Mongolian steppe is one of the most important grasslands in the world but suffers from aridization and damage from anthropogenic activities. Understanding structure and function of this community is important for the ecological conservation, but has ...
Guofang Liu   +7 more
doaj   +1 more source

Capacity of grass species shoots to recovery of steppe and desert steppe zones

open access: yesMongolian Journal of Agricultural Sciences, 2020
In this research study we determined regeneration capacity of the dominate vegetative plants and shoot formation in steppe and desert-steppe zones. To determine shoot regeneration we selected Stipa krylovii from the steppe zone and Stipa gobica, Cleistogenes songorica from desert steppe zones.
Oyunsuvd Sumiya   +3 more
openaire   +2 more sources

No significant change noted in annual nitrous oxide flux under precipitation changes in a temperate desert steppe

open access: yes, 2021
As the third most important greenhouse gas, nitrous oxide (N2O) poses a significant threat to global warming and the ozone layer. However, the effects of precipitation changes on N2O emissions in arid areas remain unclear, particularly in desert steppe ...
Kaihui Li   +11 more
core   +1 more source

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