Peter Lehner ( born 1958 ) is an American lawyer and environmentalist . He leads a sustainable food and farming program at Earthjustice , developing strategies to reduce harmful effects of food production on climate , human health and the environment , and to promote a more ecologically sound agricultural system . He co-authored the book '' In Deep Water '' about the 2010 Deepwater Horizon oil spill with Bob Deans
Deepwater Horizon oil spill
Deepwater Horizon oil spill
Peter Lehner