In a famous ad, Apple asked people to "Think Different." We are now at a point in the natural history of the planet when it is essential to act different. There is no better time to begin than on Earth Day.
We have made great environmental gains during the past generation and are seeing attempts to dismantle it. On this 42nd Earth Day, I challenge all Americans to demonstrate a commitment to protecting the air we all breathe, water we all drink, and the land we borrow to sustain us.