PBS Nature Presents - Leave It To Beavers

July 19, 2014



  • Aired: 05/14/2014
  • 52:58
  • Rating: NR

The beaver, more than any other animal, is responsible for creating fertile landscapes across North America, but it hasn’t gotten much recognition for that accomplishment until now. A growing number of scientists, conservationists and grass-roots environmentalists have come to regard beavers as overlooked tools in reversing the effects of global warming and world-wide water shortages