To commemorate the twenty-fifth anniversary of Earth Day, an updated guide to environmental awareness encompasses the latest research into such issues as global warming, ozone depletion, and endangered species and offers advice on how readers can help the environment.

We Can Make a Difference

- If-w-e all recycled our Sunday papers, we could save over 500,000 trees every week
- If every commuter car carried just one more passenger, wend save 600,000 gallons of gasoline and keep 12 million pounds of “greenhouse gases” out of the atmosphere every day
- If we all installed "low-flow” shower heads, we could save billions of gallons of water every year.... without ever noticing it
- If every American family planted just one tree, over a billion pounds of “greenhouse gases" would be removed from the atmosphere every year
- And if you want to take an active role in saving our planet, but don't know where to begin… start with 50 Simple Things. It's a practical, entertaining, and informative guide to the things YOU can do to help protect the Earth