"Australia's koalas could be extinct in 30 years, conservationists warned Tuesday, calling for the iconic creatures to be declared an endangered species."

"A huge fire has been blazing at an oil rig in the Timor Sea since Sunday, after an attempt by the oil company to kill a leaking well. The West Atlas rig is located directly above the Montara well head platfrom, which has been leaking oil and gas since August 21."

"Victims of the tsunami that swept across the South Pacific had only minutes to escape the deadly waves and in some cases didn't receive alerts of danger, despite years of work to upgrade early-warning systems across the region."

"A dangerous oil spill off the far north coast of Western Australian will take at least seven weeks to clean up and cost the company that owns the drilling rig tens of millions of dollars."

"The brown tree snake invasion has wiped out birds on guam and left a forest to survive on its own."