David Valentine
David Valentine by Ingrid Bostrom is licensed under CC BY-SA 4.0
DDT barrel
Deep sea industrial waste barrel by David Valentine/ROV Jason is licensed under CC BY-SA 4.0
Deepwater Horizon oil spill
Surface burning of oil at Deepwater Horizon by David Valentine is licensed under CC BY-SA 4.0
Gas seep
Tar and gas seep from the ocean floor by David Valentine is licensed under CC BY-SA 4.0
