Less oxygen triggers grasshopper molting, farmers could benefit
Taking X-rays of CO2
As CO2 levels in the Earth's atmosphere top 400 parts per million, options such as storing the greenhouse gas in porous sandstone rock formations found in abundance on the sea floor are of increasing interest. ...
May 14, 2013
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Oxygen-sensing microrobots
(Phys.org) —When the retina's supply of blood and oxygen runs low, physicians have to react quickly to preserve a patient's eyesight. But up until now there have been no methods sensitive enough to measure ...
May 06, 2013
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Robot gliders roam seas
(Phys.org) —Once the robotic gliders scour the ocean searching for potential harm to sea life, the data is sent to David Caron, professor of biological sciences in USC Dornsife, and other marine biologists. ...
May 03, 2013
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Study opens possibility of more dynamic biological oxygen cycle on early Earth than previously supposed
A research team of biogeochemists at the University of California, Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere, arguably the most important ...
Apr 24, 2013
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Ancient Earth crust stored in deep mantle
Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust. But decisive evidence for this phenomenon has proven elusive. New research from ...
Apr 24, 2013
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Atmospheric carbon levels nearing historic threshold
(Phys.org) —For the first time in human history, concentrations of the greenhouse gas carbon dioxide (CO2) could rise above 400 parts per million (ppm) for sustained lengths of time throughout much of the Northern Hemisphere ...
Apr 24, 2013
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Pitcher plants provide tipping point: Researchers use them to identify signs of trouble in lakes
Most of us want to swim in a lake where we can see our toes. Clear, oxygen-rich water supports not only human swimmers, but also intricate webs of animal and microbial life. That life can be disrupted when ...
Apr 23, 2013
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Age matters when it comes to adapting to the effects of climate change
A new study of Antarctic clams reveals that age matters when it comes to adapting to the effects of climate change. The research provides new insight and understanding of the likely impact of predicted environmental change ...
Apr 18, 2013
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Greenhouse gases from farmland underestimated
(Phys.org)—Changes in agricultural practices could reduce soil emissions of the greenhouse gas nitrous oxide and the atmospheric pollutant nitric oxide, according to a new study by scientists at the University of California, ...
Apr 02, 2013
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Mineral diversity clue to early Earth chemistry
Mineral evolution is a new way to look at our planet's history. It's the study of the increasing diversity and characteristics of Earth's near-surface minerals, from the dozen that arrived on interstellar dust particles when ...
Feb 28, 2013
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Jurassic records warn of risk to marine life from global warming
Researchers at Plymouth University, UK, believe that findings from fieldwork along the North Yorkshire coast reveal strong parallels between the Early Jurassic era of 180 million years ago and current climate ...
Feb 19, 2013
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Catalyst becomes more selective after oxygen atoms' departures
Using chemical imaging techniques, scientists at Pacific Northwest National Laboratory proved for the first time that titanium dioxide's surface defects shelter chemicals from decays caused by ultra-violet ...
Feb 14, 2013
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Iceland investigating mass herring deaths
Evolutionary egg question answered: Turtle goo reduces oxygen
(Phys.org)—Some reptile species give birth to live young, but turtles have never evolved this ability. New research is revealing why.
Feb 06, 2013
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