Check these charities

The hungersite:   http://www.thehungersite.com    each visit buys food for the hungry. The hunger site is listed on:
Stop The Hunger   http://www.stopthehunger.com/hunger/    and also click on Stop the Hunger to donate .
Nasa  http://disasterfinder.gsfc.nasa.gov/Type/Famine/  disaster finder page
State of Maine   http://www.maine.gov/newsletter/december2001/hunger_site.htm   newsletter

also click to donate to the Nature Conservatory   http://rainforest.care2.com/

This site lists a bunch of click to charities   http://www.charityclickdonation.com/index.html

Evaluating charities

National Charities Information Bureau (NCIB)   http://www.give.org/    This site lists 400 charities and tells whether they meet NCIB's standards.  Can also get a free Wise Giving Guide and other info.  This site is "A merger of the National Charities Information Bureau and the Council of Better Business Bureaus' Foundation and its Philanthropic Advisory Service"
 

givespot   http://www.givespot.com/research/evaluatecharities.htm    links to other sites that evaluate charities.
 

readers digest has a report   http://www.rd.com/content/the-best-charities/   about the best charities.

charity navigator   http://www.charitynavigator.org/    independent charity navigator

Tax Information for Charitable Organizations   http://www.irs.gov/charities/charitable/index.html    various publications