Conditions among those displaced in Darfur are dire. The United Nations estimates that 49 percent of displaced Sudanese lack food; 88 percent lack shelter; 67 percent lack water; and 93 percent lack adequate sanitation.
http://www.mercycorps.org/items/1814/

Mercy Corps http://www.mercycorps.org

CARE http://www.care.org/

Please also see:

Oil Driving U.S. Move On Sudan
http://allafrica.com/stories/printable/200407120352.html

Sudanese rebel leaders in Darfur agree to start political negotiations - UN
http://www.un.org/apps/news/story.asp?NewsID=11453&Cr=sudan&Cr1=

Darfur: a humanitarian crisis
http://www.un.org/apps/news/infocusRel.asp?infocusID=88&Body=Sudan&Body1=

Sudan crisis: In our silence we are complicit
http://web.amnesty.org/pages/sdn-index-eng

Sudan: New Darfur Documents
Ties Between Government and Janjaweed Militias Confirmed
http://www.hrw.org/english/docs/2004/07/20/darfur9095.htm