When enough people care about autism or diabetes or global warming, it helps everyone, even if only a tiny fraction actively participate.

This was a wonderful start before a packed crowd. It shows that the people in the Valley take global warming very seriously.

Global warming isn't a prediction. It is happening.

How lazy are we getting?! Just throw it in the recycling bin already!

The whole (global warming) thing is created to destroy America's free enterprise system and our economic stability

I'd say the chances are about 50-50 that humanity will be extinct or nearly extinct within 50 years. Weapons of mass destruction, disease, I mean this global warming is scaring the living daylights out of me.