Forests damaged by Hurricane Katrina become major carbon source

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Damaged forests in the Pearl River Basin along the Louisiana-Mississippi border were photographed from the air in late 2005. Resistant cypress and tupelo trees surround downed and dead hardwood forest trees such as oak sweetgum and maple. Credit: Lou ...
Damaged forests in the Pearl River Basin along the Louisiana-Mississippi border were photographed from the air in late 2005. Resistant cypress and tupelo trees surround downed and dead hardwood forest trees such as oak, sweetgum and maple. Credit: Louisiana State University Hurricane Katrina & Rita Cooperative Clearinghouse

Researchers led by biologist Jeffrey Chambers of Tulane University have determined that the losses inflicted by Hurricane Katrina on Gulf Coast forest trees are enough to cancel out a year’s worth of new tree biomass (trunks, branches and foliage) growth in other parts of the country.


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All News summaries from Space & Earth science news
All News summaries for November 15, 2007

'Impressionist' Spacecraft to View Solar System's Invisible Frontier

29 minutes ago | User rating: not rated yet
(PhysOrg.com) -- At the edge of our solar system in December 2004, the Voyager 1 spacecraft encountered something never before experienced during its then 26-year cruise through the solar system — an invisible ...

NASA Successfully Tests Parachute for Ares Rocket

33 minutes ago | User rating: not rated yet
(PhysOrg.com) -- NASA and industry engineers have successfully completed the first drop test of a drogue parachute for the Ares I rocket. The drogue parachute is designed to slow the rapid descent of the spent first-stage ...

Partial Solar Eclipse visible from the UK on the morning of 1st August

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On 1st August 2008 there will be a total eclipse of the Sun, visible from Canada, northern Greenland, Svalbard, the Barents Sea, Russia, Mongolia and China. From the whole of the British Isles observers will see a partial ...

Rising energy, food prices major threats to wetlands as farmers eye new areas for crops

10 hours ago | User rating: not rated yet
Critical food shortages and growing demand for bio-fuels and hydro-electricity due to high fossil fuel prices rank among the greatest threats today to the preservation of precious wetlands worldwide as farmers and developers ...

EPA: Few volunteering to cut greenhouse gases

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(AP) -- Voluntary pollution-reduction programs touted by the Bush administration as part of the solution to global warming have "limited potential" to reduce greenhouse gases, according to an internal government watchdog.