"A study examining the causes of a dramatic spike in birth defects in the Iraqi city of Falluja has for the first time concluded that genetic damage could have been caused by weaponry used in US assaults that took place six years ago."

"Louisiana's coastline continues to be smeared with significant amounts of oil and oiled material from the BP Deepwater Horizon disaster, with cleanup teams struggling to remove as much as possible of the toxic material by the time migratory birds arrive at the end of February...."

Proposals for re-opening uranium mills and mines in Colorado are re-igniting bitter old debates -- and may foretell how divisive a national debate over restarting nuclear energy development may prove to be.

"The annual New Year's Day tradition is far behind other major public events in the trend to offset environmental impact."
 

Some time in the year 2011, the earth's human population is expected to reach 7 billion. By 2045 global population is projected to reach nine billion. Can the planet take the strain?

"The state of Minnesota is suing 3M Co. over its disposal of chemicals previously used to make Scotchgard and other products."

"Florida marine conservationists have come up with a simple recipe for fighting the invading lionfish that is gobbling up local reef life -- eat them."

Global warming has brought the mountain pine beetle to whitebark pine trees in the Yellowstone ecosystem -- with wide-ranging repercussions for the ecosystem.

The earth's glaciers and icecaps seem to be melting faster in recent years. Climate change is suspected, but the behavior of the earth's cryosphere does not lend itself to simple generalizations.

A Washington state environmental agency has blocked, at least for now, development of another port proposed for exporting coal to China.