Earth Day Deals 2011

To celebrate Earth Day, many businesses are offering consumers free stuff, good deals, and chances to win valuable prizes. Here is just a sampling of what's available. Check the websites and Facebook pages of your favorite companies to find additional promotions.

• At participating Starbucks, you can bring in a reusable mug on April 22 to get free brewed coffee or tea.
• Origins is offering a trade-in program on Earth Day. Receive a free full-size face cleanser when you bring one of your empty skin-care bottles (from any brand) to an Origins retail store or department-store counter for recycling. Choose from A Perfect World Antioxidant Cleanser With White Tea or Checks and Balances Frothy Face Wash.
• Evos is giving away free organic milkshakes on Earth Day. The healthy fast-food chain has locations in Florida, Georgia, and North Carolina.
• At the Disney Store, you can trade in five disposable plastic bags for recycling and receive a free reusable shopping bag on April 22.
• Lowe's is giving away one million trees on April 23.
• Kmart is offering discounts on everything from air conditioners to TVs on April 22.
• Drugstore.com is giving up to 60% off on green and natural products through April 22.
• All 394 U.S. national parks have free admission now through Sunday, April 24.
• Travelocity has green hotels on sale for up to 40% off. You can also enter to win two round-trip Virgin America tickets and a couple of nights at an eco-friendly hotel.
• The Yoga Journal offers a free digital download of the May issue.
• The Sierra Club's Earth Day contest gives a chance to win a trip for two to Vieques Island in the Caribbean -- you just add a green pledge to the map.
• On Target's website, you can enter the Refresh Your Nest sweepstakes through the end of the month. The grand prize is a home makeover that's valued at up to $50,000. You can also win a trip to Napa Valley, a Nikon camera, products from Burt's Bees or Tom's of Maine, and more