(Phys.org)—The world's coral reefs have become a zombie ecosystem, neither dead nor truly alive, and are on a trajectory to collapse within a human generation according to an academic from The Australian National University.
Environment
Sep 26, 2012
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Scientists issued the first "State of the Planet" declaration at a major gathering of experts on global environmental and social issues in advance of the major UN Summit Rio+20 in June.
Environment
Mar 30, 2012
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If alien geologists were to visit our planet 10 million years from now, would they discern a distinct human fingerprint in Earth's accumulating layers of rock and sediment?
Environment
May 15, 2011
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In just two centuries, humans have wrought such vast and unprecedented changes to our world that we actually might be ushering in a new geological time period that could alter the planet for millions of years, according to ...
Environment
Apr 14, 2010
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(PhysOrg.com) -- Geologists from the University of Leicester are among four scientists- including a Nobel prize-winner - who suggest that the Earth has entered a new age of geological time.
Environment
Mar 26, 2010
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Human activities have already pushed the Earth system beyond three of the planet's biophysical thresholds, with consequences that are detrimental or even catastrophic for large parts of the world; six others may well be crossed ...
Environment
Sep 23, 2009
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New approaches are needed to help humanity deal with climate change and other global environmental threats that lie ahead in the 21st century, according to a group of 28 internationally renowned scientists.
Earth Sciences
Sep 23, 2009
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