sciam.com - 1/26/2009
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The majestic old-growth forests of western North America, greening patches of the landscape from Arizona to British Columbia, may be far more vulnerable to subtle climate change than scientists previously believed. A study published today in the journal Science reveals that these western forests are dying at faster rates as regional average temperatures climb more rapidly than the global average. [More]
Old Growth Forests Are Valuable Carbon Sinks
sciencedaily.com 1/13/2009 — ScienceDaily (Sep. 14, 2008) Contrary to 40 years of conventional wisdom, a new analysis published in the journal Nature suggests that old growth forests are usually "carbon sinks" - they continue to absorb carbon dioxide from the atmosphere and ...
Old-Growth Forests Help Combat Climate Change: Scientific American
sciam.com 1/13/2009 — Rare is the forest untouched by man. Whether logging or clearing land for agriculture , the bulk of the world's forests have fallen to crops, cattle or younger trees. According to some estimates, less than 10 percent of forests worldwide can be ...
David Suzuki: Forests are another piece of the global warming puzzle
straight.com 3/12/2009 — Straight: We know that global warming is a reality and that we humans are its primary cause. And we know that carbon dioxide emissions, in large part from burning fossil fuels, are one of the biggest contributors to global warming. But we still have ...
Tree-Killing Hurricanes Could Contribute To Global Warming
sciencedaily.com 5/10/2009 — ScienceDaily: A first-of-its kind, long-term study of hurricane impact on U.S. trees shows that hurricane damage can diminish a forest's ability to absorb carbon dioxide, a major contributor to global warming, from the atmosphere. Tulane University ...
Old-Growth Forests Help Combat Climate Change
scientificamerican.com 8/5/2009 — Rare is the forest untouched by man. Whether logging or clearing land for agriculture , the bulk of the world's forests have fallen to crops, cattle or younger trees. According to some estimates, less than 10 percent of forests worldwide can be ...
Study suggests trees dying due to global warming
thestar.com 1/27/2009 — Canadian Press: An extensive new study has found that trees in old-growth forests across western North America are dying faster than they can grow back and that climate change is probably the cause. The conclusion raises questions about how forests ...
Going Out On A Limb With A Tree-Person Ratio
npr.org 11/12/2008 — Morning Edition , November 12, 2008 Who knew that NASA, charged with looking deep into space, also looks backward at us? For years, NASA satellites have been snapping photos of our oceans, mountains and forests, and sharing them with ecologists and ...
Forests could become source of warming - report
in.reuters.com 4/17/2009 — Reuters: The world's forests are at risk of becoming a source of planet-warming emissions instead of soaking them up like a sponge unless greenhouse gases are controlled, scientists said. Deforestation emits 20 percent of the world's carbon dioxide ...
Climate shift 'killing US trees'
news.bbc.co.uk 1/23/2009 — BBC: Old growth trees in western parts of the US are probably being killed as a result of regional changes to the climate, a study has suggested. Analysis of undisturbed forests showed that the trees' mortality rate had doubled since 1955, researchers ...
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