Fun Facts XV

Though Americans make up just 4% of the world's population, we produce 25% of the carbon dioxide pollution from fossil-fuel burning -- more than China, India and Japan combined and by far the largest share of any country.

Source: NRDC

Fun Facts XIV

The polar ice cap is now melting at the alarming rate of 9% per decade. Arctic ice thickness has almost halved since the 1960s.

Source: NASA

Fun Facts XIV

The polar ice cap is now melting at the alarming rate of 9% per decade. Arctic ice thickness has almost halved since the 1960s.

Source: NASA