The Cape Wind project has had support from major environmental groups all along, including Greenpeace and the WWF. Supporters are listed here.

Short of someone inventing "Mr. Fusion," any workable energy resource, renewable or otherwise, is going to impact the enviroment in some way, visually if nothing else. When people start objecting to things like visual pollution, or birds being killed, I start to wonder what their issues really are.

There are beautiful hills to my west here, and there is a line of high tension lines marching across it at one point. I'm sure a lot of people see this as an eyesore. I see it as a symbol of life and prosperity. On the gripping hand, if they figured out a way to put the line underground, I certainly wouldn't object.