(PhysOrg.com) -- Scientists have identified an unexpected metabolic ability in a symbiotic community of deep-sea microorganisms. It may help solve a lingering mystery about the world's nitrogen cycle.
Earth Sciences
Oct 15, 2009
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Cape Cod's salt marshes are as iconic as they are important. These beautiful, low-lying wetlands are some of the most biologically productive ecosystems on Earth. They play an outsized role in nitrogen cycling, act as carbon ...
Environment
Mar 29, 2023
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Human actions—mostly burning of biomass and fossil fuels—have dramatically altered the global nitrogen cycle, affecting natural habitats and contributing to acid rain.
Environment
Aug 25, 2021
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Climate change and human activities, including heat emission, nitrogen (N) emission and water management, are altering the hydrothermal condition and N transport in the soil and river systems, thereby affecting the global ...
Earth Sciences
Oct 12, 2020
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Northern peatlands hold large stocks of carbon and nitrogen and thus play a key role in global climate dynamics. However, their vulnerability to climate warming is uncertain, due in part to a lack of spatially explicit, observation-based ...
Earth Sciences
Aug 11, 2020
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Researchers at Syracuse University are looking to the geologic past to make future projections about climate change.
Earth Sciences
Aug 9, 2018
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SUP05 bacteria are often found in places where there is really no basis for life for them. Researchers in Bremen have now discovered that they are even quite active there – possibly with consequences for the global nitrogen ...
Cell & Microbiology
May 4, 2018
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Increasing water temperatures are responsible for the accumulation of a chemical called nitrite in marine environments throughout the world, a symptom of broader changes in normal ocean biochemical pathways that could ultimately ...
Environment
Apr 20, 2017
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Those concerned with the health of Chesapeake Bay are familiar with nitrogen as a major pollutant whose excess runoff into bay waters can lead to algal blooms and low-oxygen dead zones. Perhaps less familiar is the significant ...
Environment
Jan 16, 2017
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Nitrogen is one of the essential nutrients of life on Earth, with some organisms, such as the kinds of microbes found within the roots of legume plants, capable of converting nitrogen gas into molecules that other species ...
Earth Sciences
Nov 29, 2016
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