I'm for working with the groups, not just with industry but also with the citizen groups and local communities to control sprawl in ways that the local communities themselves come up with. But I disagree that we don't know the cause of global warming.

Choose your answer: based on the paragraph above can we conclude that "Global warming is natural in the environment."?

Possible answers: A. Yes; B. It's impossible to say; C. No;
I think the answer is