Volunteer organizations exist to help the earth, animals and the less fortunate. Volunteer organizations can always use extra hands so check out these articles from HowStuffWorks to learn about some great volunteer organizations.
How AmeriCorps Works
Joining the Peace Corps has always seemed like a dream opportunity -- except that you wish you could serve in the U.S. instead of another country. Well, your wish could come true -- as an AmeriCorps volunteer.