Wikipedia: Donations for victims of the 2004 Indian Ocean earthquake
Direct links to make online donations for relief efforts.
http://en.wikipedia.org/wiki/Donations_for_victims_of_the_2004_Indian_Ocean_earthquake

Number Theory Foundation
Aims to collect donations from supporters of number theory and to disburse these donations to encourage research.
http://www.math.uiuc.edu/ntf/

Oxfam: Tsunami Crisis
Oxfam is famous for helping people in crisis. Our teams are saving lives in more than 30 countries, right now.
http://www.oxfam.co.uk/what_we_do/emergencies/country/asiaquake/index.htm

Salvation Army: Indian Ocean Tsunami Disaster
News and online donations.
http://www.salvationarmy.org/ihq/www_sa.nsf/ce952dea4507ee7780256cf4005d2254/a70b6276f5f35e1880256f820034bffe!OpenDocument

FEMA: Resources for Hurricane Katrina
Includes instructions for evacuees, how to get and give help, and donations.
http://www.fema.gov/hazard/hurricane/2005katrina/index.shtm

Save the African Wild Dog
The African Wild Dog has an ill-deserved reputation as a vicious killer. Regarded as vermin, they have been exterminated to the brink of extinction. But it's not too late - make a donation to help conserve this most 'civilised' of predators.
http://www.save-the-african-wild-dog.com/

Kalaweit
A French non-profit organisation for gibbon and siamang conservation. Projects in Borneo and Sumatra, funding and donations.
http://www.kalaweitfm.com/kalaweituk.htm

Tay's Dollies
All new silents,preps,minis,guys and never before seen celeb dolls. Also get free ids,graphics,html help,donate dolls n more!
http://www.angelfire.com/fl5/taysdollies/enter.html

Piedmont Land Conservancy
Serves the Triad region of the state. Features projects, news and events, information on membership and donations.
http://www.piedmontland.org/

Southern Alleghenies Conservancy
Accepts donations of property which owners wish to see preserved. Includes goals, projects, programs and membership information.
http://conserveland.org/landtrust/one?conservancy_id=4260