As UN warns of widespread extinction, California is already losing species

WASHINGTON - A new United Nations report warning of a global extinction crisis identifies three parts of the world in particular danger: South America, Africa and parts of Asia.

But there are signs of struggle everywhere, notably in California. Though the state boasts some of the most diverse plant and animal life in the United States, California has more than 300 endangered species, from the delta smelt to the birds of the Mojave Desert.

Many are imperiled by loss of habitat, rising ocean temperatures and rural and urban areas' demand for ever-increasing amounts of fresh water.

Worldwide, the U.N. assessment