After the spill: Should green groups take donations from BP?

The BP disaster unleashed a gusher of a different sort – complaints from donors to The Nature Conservancy who are upset that one of the world's largest environmental organizations accepts big money from BP. But it's far from the only green cause to get cash from the oil giant.

Small protests have erupted over a jaw-dropping $500 million gift from BP to University of California-Berkeley to create a biofuels research facility. And a California aquarium recently opened a BP Sea Otter Habitat, prompting an opinion piece in The Globe and Mail to ask: "Should a sea otter habitat be associated with a polluter that is causing enormous harm to the aquatic wildlife in the Gulf of Mexico?"