Whether it's a simple change or a global statement, action begins with one step. Here you'll find all manner of first steps to help you get started. Some require a greater undertaking than others, but you don't have to be Al Gore to practice shutting off the lights when you leave the room, turning off your car instead of idling for long periods of time, watering your plants at night instead of in the heat of the day… you get the picture.

Do you have tips, ideas, or stories about taking action? We want to hear them! Email your tips to Sally Seymour.