Recycle
After you finish baking, turn off the oven and leave the door open to heat the home
Buy or borrow pre-used moving boxes
Bring your own bags to the grocery store
Eat only sustainably harvested fish to help protect the health of the ocean (visit oceansalive.org)
Plant a garden
Support your local economy and curb excess fossil-fuel consumption by shopping close to home
Go carbon-neutral
Use rechargeable batteries
Install Energy Star-qualified double-pane windows for better insulation
To save gas, drive under 60 mph, or don't drive as much
Bring lunch to work in reusable containers (a "no-garbage" lunch)
Take the bus (or train)
Don't use pesticides on your lawn
Upgrade your toilet to a low-flush model
Buy energy-efficient appliances (look for the Energy Star label)
Find new uses for old things
Fix leaky faucets
Go for bamboo (for flooring, cutting boards, towels, sheets, and so on)
Compact your nonrecyclable trash and use fewer bags
Buy low-VOC paint and donate the leftovers (find local reuse programs at earth 911.org)
Clean the fridge coils for better productivity
Give your car a tune-up so it drives more efficiently
Donate old cell phones and help save the African gorilla (eco-cell.org)
Turn off the lights when you leave the room
Buy things that will last
Pass on the paper towels (same goes for napkins)
Install low-flow showerheads and take shorter showers
Invest in environmentally conscious mutual funds (find them at socialinvest.org)
Fill up your freezer, since the fuller it is, the less energy it uses to keep food frozen
Eat more veggies
Buy shade-grown coffee
Dress sustainably (try designers like Linda Loudermilk, Stewart+Brown, Edun)
Get a library card
Unload your trunk; the lighter the load, the less gas your car consumes
Buy in bulk to avoid excess packaging
Ride your bike
Seal up your house
Spend more time outdoors
Don't let the sink faucet run when you was dishes and brush your teeth
Switch to a reusable coffee filter
Seek out reclaimed wood furniture
Leave only footprints when you travel
Go toxin-free at home
Weather permitting, take your exercise outdoors
Unplug your electronics (DVD player, TV, cell-phone charger) when you're not using them
Eat what's in season
Think big picture
Use greener cleaners. Baking soda will clean just about anything!
Start an eco-conversation everywhere you go
When traveling, ask your hotel what it's doing to be greener
Wash clothes in cold water
Sign up for online banking to stop receiving paper statements
Start composting
Cover pots on the stove to avoid losing excess heat and wasting energy
Cancel the phone-book delivery
Choose reusable instead of disposable products (diapers, razors, cups, pens)
Line dry your clothes when possible
Install a ceiling fan to improve heat and cool-air circulation
Prewash dishes only if you have to
Find a green dry cleaner, and bring your own garment bag
Opt for an Energy Star-qualified laptop instead of a power-guzzling desktop
Install dimmers or motion sensors for your lights
Turn off the dishwasher's drying cycle
Replace your lightbulbs with compact fluorescent ones
Use organic beauty products
Shut your computer down when you leave work, especially on Fridays
Join a community supported agriculture (CSA) program (visit localharvest.com)
Buy Fair Trade
Vote for change
Volunteer your time at local conservation agencies
Stop idling your car
Drive a hybrid
Conserve energy by using power strips (many electronics suck power even when off - but power strips in the "off" position don't)
Carpool
Join a food co-op
Don't charge your cell phone overnight
Buy organic food (especially milk, meat, fruits and vegetables)
Swap paperbacks with paperbackswap.com
Get on the list. Find out if your city has pledged to meet Kyoto Protocol emissions targets; if not, contact your mayor
Bring your own mug or thermos to your favorite coffee spot
B.Y.O.B. (of water)
Reuse your Ziploc bags
Collect rainwater and use it for landscaping
Get off junk-mail lists by registering at dmaconsumers.org/cgi/ offmailinglist
Keep your shades down in the summer and up in the winter
Use natural - not artificial - fragrances
Shred old paper for packing instead of using Styrofoam peanuts
Use a push lawn mower
Swap, don't buy (try eBay.com, craigslist.org, and freecycle.org)
Skip the elevator and take the stairs
Purify indoor air with plants instead of artificial room fresheners
Use concentrated soaps and cleaners since less packaging means less waste
Check the air pressure in your tires since underinflated tires reduce fuel efficiency
Use clean energy
If you see litter, pick it up
Buy recycled toilet paper
Support recycling by buying products made of recycled materials
Spread the word