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Increasing carbon dioxide and decreasing oxygen make it harder for deep-sea animals to 'breathe'

(PhysOrg.com) -- New calculations made by marine chemists from the Monterey Bay Aquarium Research Institute (MBARI) suggest that low-oxygen "dead zones" in the ocean could expand significantly over the next ...

Space & Earth / Earth Sciences

created Apr 17, 2009 | popularity 4.8 / 5 (78) | comments 7

Geologic Findings Undermine Theories of Permian Mass Extinction Timing

(PhysOrg.com) -- New scientific findings by geologist Robert Gastaldo of Colby College in Waterville, Maine, and colleagues call into question popular theories about the largest mass extinction in Earth's ...

Space & Earth / Earth Sciences

created Mar 02, 2009 | popularity 4.1 / 5 (20) | comments 3

Erasing history? Temporal cloaks adjust light's throttle to hide an event in time

Researchers from Cornell University in Ithaca, N.Y., have demonstrated for the first time that it's possible to cloak a singular event in time, creating what has been described as a "history editor." In a feat of Einstein-inspired ...

Physics / Optics & Photonics

created Oct 12, 2011 | popularity 4.3 / 5 (15) | comments 14 | with audio podcast

Small fish exploits forbidding environment

Jellyfish moved into the oceans off the coast of southwest Africa when the sardine population crashed. Now another small fish is living in the oxygen-depleted zone part-time and turning the once ecologically ...

Biology / Plants & Animals

created Jul 15, 2010 | popularity 4.9 / 5 (11) | comments 0 | with audio podcast

Dramatic expansion of dead zones in the oceans

Unchecked global warming would leave ocean dwellers gasping for breath. Dead zones are low-oxygen areas in the ocean where higher life forms such as fish, crabs and clams are not able to live. In shallow coastal regions, ...

Space & Earth / Earth Sciences

created Jan 25, 2009 | popularity 3.1 / 5 (15) | comments 19

Oceans where fishes choke

(PhysOrg.com) -- Australian marine scientists have expressed disquiet over the continued worldwide spread of large, dead zones in the ocean.

Space & Earth / Environment

created Nov 30, 2010 | popularity 4.4 / 5 (9) | comments 9 | with audio podcast

Expanding dead zones shrinking tropical blue marlin habitat

The science behind counting fish in the ocean to measure their abundance has never been simple. A new scientific paper authored by NOAA Fisheries biologist Eric Prince, Ph.D., and eight other scientists shows ...

Space & Earth / Environment

created Dec 09, 2011 | popularity 4.8 / 5 (6) | comments 3 | with audio podcast

Climate change may be stoking stronger winds, altered oceans

The specter of an ocean floor littered with dead shellfish, rock fish, sea stars and other marine life off the Oregon coast spurred Mark Snyder, a climate change expert, to investigate whether California's coast faced a similar ...

Space & Earth / Environment

created Feb 02, 2009 | popularity 2.8 / 5 (10) | comments 8

Aquatic 'dead zones' contributing to climate change

The increased frequency and intensity of oxygen-deprived "dead zones" along the world's coasts can negatively impact environmental conditions in far more than just local waters. In the March 12 edition of the journal Science, Univer ...

Space & Earth / Environment

created Mar 11, 2010 | popularity 3.3 / 5 (7) | comments 5 | with audio podcast

Gulf's 'dead zone' much smaller than predicted (w/ Video)

NOAA-supported scientists, led by Nancy Rabalais, Ph.D., from the Louisiana Universities Marine Consortium (LUMCON), found the size of this year's Gulf of Mexico dead zone to be smaller than forecasted, measuring 3,000 square ...

Space & Earth / Environment

created Jul 25, 2009 | popularity 4 / 5 (5) | comments 2

Researchers predict large 2009 Gulf of Mexico 'dead zone'

University of Michigan aquatic ecologist Donald Scavia and his colleagues say this year's Gulf of Mexico "dead zone" could be one of the largest on record, continuing a decades-long trend that threatens the health of a half-billion-dollar ...

Space & Earth / Environment

created Jun 18, 2009 | popularity 3.8 / 5 (5) | comments 4

Scientists find changes to Gulf of Mexico dead zone

NOAA-supported scientists have found this year's Gulf of Mexico dead zone to be the fifth largest on record at 7,722 square miles - an area the size of New Jersey, near the upper limit of their projections, ...

Space & Earth / Environment

created Aug 09, 2010 | popularity 4.8 / 5 (4) | comments 0

Underwater oil could create new 'dead zone' in Gulf

Giant plumes of oil drifting deep in the Gulf of Mexico could create a new 'dead zone' of oxygen-depleted waters unfit for marine life and wreak environmental damage that will take generations to overcome, ...

Space & Earth / Environment

created May 18, 2010 | popularity 5 / 5 (3) | comments 3

Decline in dead zones: Efforts to heal Chesapeake Bay are working

Efforts to reduce the flow of fertilizers, animal waste and other pollutants into the Chesapeake Bay appear to be giving a boost to the bay's health, a new study that analyzed 60 years of water quality data has concluded. ...

Space & Earth / Environment

created Nov 03, 2011 | popularity 5 / 5 (3) | comments 1

Lawsuits against EPA target nutrients in US waters

(AP) -- Environmental groups are suing the Environmental Protection Agency to force the federal government to curb an overdose of nutrients from farms and cities that end up in the nation's rivers, lakes and coastal waters. ...

Space & Earth / Environment

created Mar 15, 2012 | popularity 3.7 / 5 (3) | comments 4