The medical literature tells us that the most effective ways to reduce the risk of heart disease, cancer, stroke, diabetes, Alzheimer's, and many more problems are through healthy diet and exercise. Our bodies have evolved to move, yet we now use the energy in oil instead of muscles to do our work.

Education has failed in a very serious way to convey the most important lesson science can teach: skepticism.

Outright bans on plastic bags may not be the best solution, but education and incentives to get people to stop using them are necessary.

In the environmental movement, every time you lose a battle it's for good, but our victories always seem to be temporary and we keep fighting them over and over again.

Over and over, we hear politicians say they can't spend our tax dollars on environmental protection when the economy is so fragile.