http://thebreakthrough.org/images/Death_of_Environmentalism.pdf
Considering that not one person even made a post here to mark Earth-Day, it does make you wonder precisely what happened to activism?
You should read the above article, it is a very interesting and balanced appraisal of the current state of environmental activism, and the difficulty that a bunch of percieved "tree-huggers" have to engage the real world in the issues.