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CO2 emissions caused by humans in a video
Watch a time-lapse video of human-made global CO2 emissions in map form. It spans the 18th century through the first decade of the 21st century.
March 27, 2012
What’s your nitrogen footprint?
Researchers have created a nitrogen footprint calculator that uses information about your food and energy use to work out your nitrogen footprint.
March 26, 2012
Warmest decade since 1850 in 2001-2010
During 2001-2010 , the warmest decade, "numerous weather and climate extremes affected almost every part of the globe" with flooding, droughts, and more.
March 26, 2012
James Cameron returns, after record-breaking dive to deepest ocean
James Cameron's record-breaking dive took him into the 6.8-mile-deep (11-kilometer-deep) undersea Challenger Deep in the Mariana Trench.
March 26, 2012
7.1-magnitude earthquake strikes south-central coast of Chile
A 7.1-magnitude earthquake struck the coast of Chile on March 25, 2012 at 22:37 UTC. No widespread tsunami warning. Few reports of injuries at this time.
March 25, 2012
Most sea level rise due to melting polar ice, study confirms
Researchers report that Earth's polar regions are losing billions of tons of water annually, causing a huge amout of sea level rise.
March 25, 2012
Historic heat in North America in March 2012
Cities as geographically diverse as Chicago, Des Moines, Myrtle Beach, Atlantic City and New York City all had record historic heat over the past week.
March 24, 2012
Monarch butterflies numbers down again this year
Reports suggest the number of monarch butterflies will be down almost 30% in 2012 as they make their annual trek from their breeding grounds in Mexico.
March 24, 2012
Unexplained booms in Alabama, Georgia, Wisconsin
In separate events, unexplained booms shook residents of several states. So far, government activities, earthquakes, and sonic booms are ruled out.
March 23, 2012
Study: Oil from Deepwater Horizon spill entered Gulf food chain
A new study confirms that oil from the 2010 BP Deepwater Horizon spill made it into the Gulf’s food chain through the tiniest of organisms, zooplankton.
March 22, 2012
