Planet Ark

A 1944 international treaty that requires the transfer of millions of gallons of water from Mexico to the U.S. from the Rio Grande is being challenged by Mexican farmers who are routinely deprived of water every five years when the transfer occurs.

A proposal has been made to increase the charge levied on highly polluting cars traveling into London's central congestion zone. The 8-pound fee could rise to 25 pounds for some drivers.

Reuters calculates the world's five biggest natural disasters in terms of insured losses. Eight of the 11 most expensive disasters in history, at least in terms of insured losses, have occurred along the US Gulf Coast in the past four years.

CEO Richard Branson says his company is looking into alternative methods for jet fuel as a way to save costs.

According to a new poll released yesterday, fuel efficiency ranks up there with apple pie, baseball, and hating liberals as emblematic of American patriotism.