Latest News Wires Half of global wildlife populations declined since 1970, says WWF

The worst decline was among populations of freshwater species, which fell by 76 percent over the four decades to 2010, while marine and terrestrial numbers both fell by 39 percent.

By , Associated Press

Petr David Josek/AP

Populations of about 3,000 species of wildlife around the world have plummeted far worse than previously thought, according to a new study by one of the world's biggest environmental groups.