Posts Tagged ‘climate change’
Earth & Environment - Feb 1, 2010 12:28 - 1 Comment
Online access to a world of grass
U. SHEFFIELD (UK)—GrassPortal, a new online resource for scientists and the public, will allow any of the world’s 11,000 species of grasses to be defined by its geographical range, climate preferences, and evolutionary relationships to other species. (more…)
Earth & Environment - Jan 13, 2010 16:19 - 0 Comments
Future Forests: Beyond 2200
U. ILLINOIS—The composition of some U.S. forests might be quite different 200 to 400 years from today, a new study suggests. (more…)
Earth & Environment - Jan 12, 2010 12:07 - 4 Comments
Track climate change with tennis balls
U. WASHINGTON—Measuring snowmelt is as easy—and economical—as launching a tennis ball into a tree. (more…)
Earth & Environment - Jan 12, 2010 10:48 - 1 Comment
Western butterflies—nowhere to go but up
UC DAVIS—California butterflies are reeling from a one-two punch of climate change and land development, suggest the results of a study led by butterfly expert Arthur Shapiro. (more…)
Earth & Environment - Jan 8, 2010 15:21 - 0 Comments
Warmer temps stifle trees’ carbon uptake
U. COLORADO—As the climate warms and growing seasons lengthen, subalpine forests are likely to soak up less carbon dioxide. The result will be more greenhouse gas left to concentrate in the atmosphere, new research shows. (more…)
Earth & Environment - Dec 21, 2009 14:59 - 3 Comments
From space, daily snapshot of CO2 levels
TEXAS A&M (US)—Researchers studying climate now have a new tool at their disposal that yields daily global measurements of carbon dioxide and water vapor in a key part of Earth’s atmosphere. (more…)
Earth & Environment - Dec 17, 2009 15:41 - 10 Comments
Little global warming goes a long way
PRINCETON (US)—The planet’s polar ice sheets are vulnerable to large-scale melting even under moderate global warming scenarios. Such melting would lead to a large and relatively rapid rise in global sea level, submerging many coastal areas. (more…)
Earth & Environment - Dec 17, 2009 12:27 - 1 Comment
Arctic rivers as climate change forecasters
TEXAS A&M (US)—Scientists may be able to gauge the effects of climate change in the polar regions by monitoring bacterial communities in six large Arctic rivers, new research shows. (more…)
Earth & Environment - Dec 15, 2009 10:48 - 0 Comments
Atlantic Coast sea level rises at faster pace
U. PENN (US)—Sea level along the Atlantic Coast is rising faster now than at any time in the past 4,000 years. (more…)
Earth & Environment - Dec 14, 2009 17:29 - 7 Comments
Don’t blame cows for climate change
UC DAVIS (US)—Consuming less meat and dairy products will not help stop climate change, says Frank Mitloehner, despite claims by sources ranging from the United Nations to music star Paul McCartney. (more…)
Earth & Environment - Dec 9, 2009 11:16 - 1 Comment
Mercury may threaten polar bears
U. MICHIGAN (US)—As concerns grow about the effect melting sea ice may have on polar bears, scientists say there may be another danger lurking—mercury pollution. (more…)
Earth & Environment - Nov 24, 2009 18:12 - 12 Comments
Slow CO2 absorption may speed climate change
YALE (US)—The world’s oceans are absorbing less carbon dioxide, which could mean an acceleration in the pace of climate change, according to a new study. (more…)
Society & Culture - Nov 23, 2009 17:58 - 5 Comments
Rising temps likely to flare African conflict
UC BERKELEY/STANFORD/NYU (US)—Climate change could increase the likelihood of civil war in sub-Saharan Africa by more than 50 percent within the next two decades. (more…)
Earth & Environment - Nov 13, 2009 12:41 - 0 Comments
Warming planet threatens desert plants
CORNELL (US)—As the climate gets warmer, arid soils lose nitrogen as gas, which may lead to deserts with even less plant life than they sustain today. (more…)
Earth & Environment - Nov 12, 2009 17:57 - 1 Comment
Watching glaciers slide—in a freezer
IOWA STATE (US)—A walk-in freezer in Iowa may help scientists understand how glaciers react to climate change and contribute to rising sea levels. (more…)
Earth & Environment - Nov 9, 2009 14:28 - 3 Comments
North Carolina sea level rises at faster pace
U. PENN (US)—An international team of environmental scientists has shown that sea-level rise, at least in North Carolina, is accelerating. The increase during the 20th century is three times higher than the rate of sea-level rise during the last 500 years. (more…)
Earth & Environment - Oct 26, 2009 16:29 - 0 Comments
CO2 not the only gorilla in the room
UC BERKELEY (US)—When world leaders meet in Copenhagen in December to hash out a treaty limiting carbon dioxide emissions, they should begin planning a future summit to address other pollutants—from soot to ozone—that don’t remain in the atmosphere as long as carbon dioxide, but nevertheless are major contributors to global warming. (more…)
Earth & Environment - Oct 23, 2009 15:33 - 2 Comments
‘Fixable’ error undercuts climate laws
PRINCETON (US)—A group of scientists has issued a report identifying a critical—but correctable—accounting error affecting climate legislation that could undermine efforts to reduce greenhouse gas emissions by encouraging deforestation. (more…)
