As ice sheets melted during the deglaciation of the last ice age and global oceans warmed, oceanic oxygen levels decreased and "denitrification" accelerated by 30 to 120 percent, a new international study shows, creating ...
Earth Sciences
Jun 3, 2013
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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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128
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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29
Middle school students learn in science class about the carbon cycle—the flow of carbon among the atmosphere, living organisms, soil and the oceans. But another, less familiar cycle also plays a crucial role in the balance ...
Plants & Animals
May 24, 2021
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15
(PhysOrg.com) -- As the world marks the 200th anniversary of Charles Darwin's birth, there is much focus on evolution in animals and plants. But new research shows that for the countless billions of tiniest creatures - microbes ...
Feb 19, 2009
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Even during summer dry spells, some patches of soil in forested watersheds remain waterlogged. Researchers have discovered that these patches act as hot spots of microbial activity that remove nitrogen from groundwater and ...
Environment
Nov 3, 2014
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How important is the soil beneath our feet to what grows above it?
Environment
Oct 16, 2014
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1
The types of bacteria living in and around fiddler crab burrows vary widely between mangroves, but their functional activities are remarkably similar.
Plants & Animals
Mar 11, 2019
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6
Dissolved organic carbon (DOC) losses from tile drains are an underquantified portion of the terrestrial carbon cycle. This is particularly important in the eastern corn belt where tile drainage dominates the agricultural ...
Environment
Jun 19, 2009
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0
In the deep waters that underlie the productive zones of the ocean, there is a constant rain of organic material called "marine snow." Marine snow does not only look like real snow but also behaves similarly: Large flakes ...
Plants & Animals
Jun 1, 2021
1
15
