The 39 Clues
Books & Authors
Write a letter urging your mayor to sign the U.S. Mayors Climate Protection Agreement to reduce carbon emissions in your town.
Switch to compact fluorescent light bulbs.
Bring canvas shopping bags to the store instead of using their paper or plastic bags.
Use a ceramic or travel mug with a lid instead of disposable cups.
Unplug your phone and MP3 player chargers when not in use.
Put your computer to sleep instead of letting the screensaver run.
Carpool or use public transportation to get where you're going.
Take shorter showers!
Plant a tree or garden.
Walk or bike to your destination instead of driving.
Don't let the water run while brushing your teeth.
Have a tip? Tell other kids all about it on the