Americans currently make up 5% of the world's population, yet create 50% of the world's waste. But what if there were a way that we could eliminate some of that waste, and the other harmful effects we have on the environment? There is. This full color guide uses pluses and minuses to calculate the damage we do when we make poor choices - and the good we do when we make green choices. You will add and subtract from the size of your carbon footprint, measured in pounds of carbon dioxide.

• Take shorter showers-subtract 340 lbs
• Unplug appliances-subtract 800 lbs
• Don't weatherize properly-add 800 lbs

This is a green manifesto that anyone can live by. Delivered in a fun, readable way, it's perfect for those who care about issues such as global warming, pollution, and sustainability. After adding and subtracting your way through the book, you will be inspired to live green every day in every way.

Julian Rollins is an award-winning writer, editor, and reporter specializing in the environment and natural sciences. He contributes regularly to The Daily Telegraph and is an editorial consultant for the Environment Agency, the leading public organization for protecting and improving the environment in England and Wales.