A warming world

Making appliances and buildings more efficient is an inexpensive way to fight global warming.

Wind farms and solar energy have great potential -- but there are still clouds on the horizon.

It’s tempting to turn to nuclear plants to combat climate change, but alternatives are safer and cheaper.

The international treaty for cutting greenhouse gases is a bust, and Bush’s approach will do little to help.

A carbon tax is the best, cheapest and most efficient way to combat cataclysmic climate change.