The pace has been pretty unrelenting for the past year," Blumenfeld told us.

But experienced environmental leaders remain suspicious of the timing and correlation of the mayor's green photo and media opportunities while he wages an aggressive war against Prop. H.

"I think they're related, and he's trying to cover his bases should Prop. H win and he finds himself on the losing side of a major initiative," said John Rizzo, a board member of the Sierra Club.