Rhizodeposition of labile organic carbon is one of the main pathways linking above- and below-ground biota to affect soil carbon cycling. Rhizodeposition is also a strategic physiological process for plants to cope with environmental ...
Plants & Animals
Dec 28, 2020
1
21
Collecting datasets from laborious field campaigns seems like it should be more difficult than finding and comparing data from different campaigns. Unfortunately, that often is not the case. According to Pacific Northwest ...
Earth Sciences
Nov 25, 2020
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5
In paddy fields, water management creates long-term anaerobic conditions in which soil organic carbon (SOC) mineralisation is largely coupled with redox processes. Iron oxides are one of the main minerals in paddy soils, ...
Earth Sciences
Oct 16, 2020
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3
Soil respiration is a significant indicator for estimating the terrestrial carbon budget under climate change. It is the second-largest source of carbon emissions to the atmosphere from the terrestrial ecosystem on a global ...
Earth Sciences
Sep 25, 2020
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21
Current carbon cycle models may underestimate the amount of carbon dioxide released from the soil during rainy seasons in temperate forests like those found in the northeast United States, according to Penn State researchers.
Environment
Feb 14, 2020
12
152
In areas that flood frequently, microbial communities must adapt to repeated wet-dry cycles. Metabolic strategies help them survive, but these strategies can also influence nutrient cycling and atmospheric emissions from ...
Environment
Aug 16, 2018
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4
Scientists have known that microbes living in the ground can play a major role in producing atmospheric carbon that can accelerate climate change, but now researchers from The University of Texas at Austin have discovered ...
Environment
May 29, 2017
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354
Researchers at the Pacific Northwest National Laboratory (PNNL) recently studied how moisture influences soil heterotrophic respiration. That's the breathing-like process by which microbes convert dead organic carbon in the ...
Environment
Jan 16, 2017
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79
While scientists and policy experts debate the impacts of global warming, the Earth's soil is releasing roughly nine times more carbon dioxide to the atmosphere than all human activities combined. This huge carbon flux from ...
Environment
Nov 14, 2016
1
532
In the concrete jungle at the core of a city, carbon dioxide (CO2) emissions are dominated by the fossil fuels burned by the dense concentrations of cars and buildings. Boston University researchers now have shown, however, ...
Environment
Feb 23, 2016
0
22
