The sweeping climate change legislation unveiled in the U.S. Senate today aims to curb climate change, arguably one of the biggest tasks ever undertaken on this planet. But hidden in its pages is a provision that could turn a noted symbol of New York City — the yellow taxicab — green.

Will the guardians of the Nobel Prize make another green award in 2009 to help talks on a new climate treaty? Or is it too soon?

After a series of setbacks since he took office in May 2008, Brazil’s Environment Minister Carlos Minc has scored several political victories in recent weeks that give his portfolio some clout for the first time in Latin America’s largest country.

Here’s some advice for Californians who think California Governor Arnold Schwarzenegger’s climate change policy goes too far: just be happy you’re not his kid.

SolarCity, which installs residential solar systesm, is building a charging corridor between Los Angeles and San Francisco that will include a solar-powered charging station.

U.S. and Russian scientists exploring the Arctic ocean finally cruise far enough north to hit the ice edge during a year in which Arctic sea ice receded to its third-smallest on record.

Newsweek’s green scale of big U.S. companies is remarkable in its scope and that it came to be. Usually the domain of activist groups such as Greenpeace and the Sierra Club; it’s the first green ranking of its size published by a major media outlet that I have seen.

Scientists aboard the Russian research vessel Professor Khromov spent the weekend collecting samples at a spot in the western Arctic Ocean that in most years would be covered with sea ice. This year, there is open water as far as the eye can see.

Scientists aboard the Russian research vessel Professor Khromov spent the weekend collecting samples at a spot in the western Arctic Ocean that in most years would be covered with sea ice. This year, there is open water as far as the eye can see.

Scientists aboard the Russian research vessel Professor Khromov spent the weekend collecting samples at a spot in the western Arctic Ocean that in most years would be covered with sea ice. This year, there is open water as far as the eye can see.

For what it’s worth, former Arkanas governor and Republican presidential contender Mike Huckabee has won the first round in what will no doubt be a VERY long race to top the party’s White House ticket in 2012.

Utilities across the United States are rushing to a federal stimulus program that is doling out money to create a “smart grid” — systems that will modernize the electricity grid and give consumers more control over how much energy they use.

The seven seas get a single U.S. approach in a draft federal plan for oceans released on Thursday.

A survey by Global Solar Center gives an “apples to apples” comparison for the cost of solar power in all 50 states by looking at the cash payback for residential and commercial systems.

In less than a month, teams from 20 universities from around the world will gather on the National Mall in Washington DC for the 2009 Solar Decathlon, hosted mainly by the U.S. Department of Energy.