The sexiest man alive has turned his charm on politicians urging them to act now to reduce carbon pollution.
Residents in the southern Andes are suffering from the devastating effects of climate change.
Kevin Rudd has sat down to lunch with Bill Clinton as he tries to garner support for his climate change proposal.
Counting and banding wild Canada geese in Kentucky is an essential step in setting the limits and length of the hunting season that keeps their numbers in check.
Monsoon rains have brought relief in some areas, but the worst drought in memory has shown the need for serious water conservation measures.
PM Kevin Rudd has returned to YouTube to sell his message on climate change to younger voters.
Sea lions, seals and penguins traumatized by pollution or fishermen's nets are saved by volunteers and charitable foundations patrolling Argentina's coast.
Ban Ki-moon has journeyed to the Arctic Circle to see the devastating effects of global warmings.
The head of the UN has travelled to the Arctic Circle to see the effects of global warming.
Wolves have spread out in the Rocky Mountain states under federal protection, but could eventually face a deadly free-fire zone covering most of Wyoming.
From Maine to Georgia, scientists use desperate measures to stop invasive insects from destroying vital hemlock forests.