25 things to do in April for Earth Day 2011:
Visit Earth Day Network for a daily dose of inspiration.
Walk the dog (pick up the poop).
Take advantage of an e-waste program or use Freecycle for your unused electronics
Start an herb garden in your window sill.
Use the same shopping bag at least twice.
Take advantage of U.S National Park Service Free Entrance Days during National Park Week (April 16-24)
Support programs like TreePeople’s Fruit Tree Program in Los Angeles and help provide low-income neighborhoods with a source of free fruit.
Follow this simple suggestion by Tree People: Turn fallen leaves and sticks in your yard into healthy mulch for your trees, plants and soil.
When planning a meal with fish, check Seafood Watch Program from Monterey Aquarium
Take the train instead of driving if you can.
Follow principles of Kansha kitchen, don't waste food.
Clean your medicine cabinet and drop the collection at local safe medicine disposal site instead of dumping them in the toilet bowl.
Adopt Meatless Monday at least once.
Take a hike or ride your bike
Use a reusable water bottle
Change a few light bulbs to energy efficient ones
Buy bulk foods
Fix leaky faucets
Turn off lights when you don't need them
Read Eco Sex and Green your sex life
Once it gets warm enough, turn off the heat
Swap books through a book exchange
Cut down on sprays
Unplug cords from outlets once you're done charging your gizmos.
Donate unused clothing
Give a Music for the Earth acoustic concert (submissions accepted via Sonic Bids, deadline April 5th, 11:59 PM est)
Go out and breathe some fresh air
Green listing for Green Day # 171
Previously: Stand Up for 2011, International Year of Forests