by Darren Goetze

About the author: Darren Goetze is a staff scientist for the Union of Concerned Scientists, a nonprofit alliance of scientists and citizens that combines research, advocacy, and education in an effort to ensure a safer environment.

Global warming is no game. The risks to human beings—to our health, our food supply, and our housing—are great. And the risk to the animals and plants with which we share the earth is also enormous. We are standing at a crossroads. Continuing on our current path will lead us down the road to ruin. But we don’t necessarily have to choose that path. We can choose a different road and a different destination if we make the right choices soon.

Global Warming Does Exist

Evidence. In 1995, the Intergovernmental Panel on Climate Change...