From "climate change" to "climate crisis"; experts say there are pros and cons to every doomsday prediction.
One feature of this federal government is that it is always in a hurry.
Wild lions could be extinct in Kenya within 20 years, with 100 dying a year due to poisonings and habitat loss. Could the lion cubs of today be the country's last?
Thirty years ago, the brown pelican was on the brink of extinction. Thanks to a ban on DDT and preservation of nesting sites, they're back.
The already-devastated Southern bluefin tuna population could be sunk for good by the recent Montara oil spill.
The complex web of the world's environment is not so different to the complex web of the internet: scientists have discovered that Google's unique "PageRank" algorithm can be used to accurately work out which species' extinctions would lead to ecosystem collapse,.