Wildlife Populations Worldwide Have Plummeted
As bad as human activity has been on land, the world's waterways have suffered devastating losses with freshwater wildlife populations plunging 76 percent. The majority of the general decline has occurred in low-income and developing nations. Even though some conservation projects have proven successful, the scale of the disastrous decline makes for grim reading.
This chart shows threats to wildlife and population decline from 1970 to 2010.