10 Results for

agu

Article

Mars rover finds simple organics, but results not yet conclusive

Curiosity rover finds signs of simple organic compounds in a Martian soil sample -- but scientists say the finding won't be conclusive until tests confirm earthly contaminants aren't present.

By December 3, 2012

Article

Uh oh. Venice hasn't stopped sinking after all

Scientists find new evidence that contradicts earlier assumptions that the lagoon city was out of trouble.

By March 20, 2012

Article

Brazil sues Twitter users over speed trap and traffic tweets

As Brazil's attorney general files an injunction to block tweets and suspend accounts of Twitter users warning people about speed traps, the question is will Twitter work with the Brazilian government and use its new tweet removal policy?

By February 6, 2012

Article

Study: Global shipping pollution ain't pretty

Researchers estimate worldwide commercial shipping puts out almost half as much particle pollution as cars.

By February 26, 2009

Article

Scientific group: Cut carbon dioxide emissions in half

We've got to crack down on emissions and do it within the century, or we'll face widespread problems brought about by climate change, warns American Geophysical Union.

By January 24, 2008

Article

Global warming worry: Accelerating pace of change

An expert frets about the accelerating retreat of glaciers from mountain peaks. With rates up to 60 meters per year, is it time to redefine the term "glacial"?

By December 13, 2007

Article

Stanford eyes offshore wind farms for Calif.

A Stanford team gives Cape Mendocino the top pick as a site for an offshore wind turbine power plant. Also: interconnect wind farms for a steady electrical supply.

By December 10, 2007

Video

Arctic ice could be gone by 2040

Marika Holland, scientist at the National Center for Atmospheric Research, presents projections suggesting that Arctic sea ice could be completely melted within 25 years. From the AGU Conference in San Francisco.

November 1, 2007

Video

Satellites that can measure by the micron

At the AGU Fall Meeting in San Francisco, scientists discuss the satellite project GRACE (short for Gravity Recovery and Climate Experience), which estimates how the world's water depths have changed and will change over years to come. Hear from the scientists, and check out some of the satellite images.

November 1, 2007

Article

More liberal fear-mongering about global warming?

OK, so you don't believe there's a link between global warming and the uptick in heat waves? Now there's new evidence you can ignore at your own risk.

By August 3, 2007