wow, ...and here I thought I'd actually find some discussion on global warming.

Global Warming is already a major problem in some parts of the world. Rivers beds are drying up.
No water = no vegetation, ...which = no food. All one has to do is to look to sub Saharan Africa to see what could befall many parts of the world, unless we curtail the current path we are on.
We need to cut automobile emissions, conserve energy, and use our resources wisely.