Photo: Homeless man at his camp in Camden, New Jersey

Wed Jan 28, 12:43 PM ET

After an overnight snowfall, Neil Floyd stands near a fire Wednesday, Jan. 28, 2009, to keep warm outside his tent in the small tent city where he lives with other homeless people in Camden, N.J.(AP Photo/Mel Evans)

Wed Jan 28, 12:42 PM ET

After an overnight snowfall, Neil Floyd warms himself near a fire Wednesday, Jan. 28, 2009, outside his tent in the small tent city where he lives with other homeless people in Camden, N.J.(AP Photo/Mel Evans)

Photos: Homeless men prepare dinner at a campsite in Topeka, Kansas

Thu Jan 29, 5:37 PM ET

Ken Mildfelt, left, known as Pork Chop, and his brother Ernie, known as Lamb Chop, prepare dinner at their camp site along the Kansas River in Topeka, Kan., Wednesday, Jan. 28, 2009. In the first major census of the homeless since the recession, thousands of volunteers across the country fan out in the thick of night this week to count the most desperate members of their communities. Both were counted at the community center where they eat lunch.(AP Photo/Orlin Wagner)

Thu Jan 29, 5:37 PM ET

Ken Mildfelt, known as Pork Chop, brushes off his sleeping bag at his camp site along the Kansas River in Topeka, Kan., Wednesday, Jan. 28, 2009. In the first major census of the homeless since the recession, thousands of volunteers across the country fan out in the thick of night this week to count the most desperate members of their communities. Pork Chop and his brother were counted at the community center where they eat lunch.(AP Photo/Orlin Wagner)

Thu Jan 29, 5:36 PM ET

Ken Mildfelt, known as Pork Chop, uses his bike as a walker as he follows a path to his camp site along the Kansas River in Topeka, Kan., Wednesday, Jan. 28, 2009. In the first major census of the homeless since the recession, thousands of volunteers across the country fan out in the thick of night this week to count the most desperate members of their communities. Pork Chop was counted at the community center where he eats lunch.(AP Photo/Orlin Wagner)

Photos: Homeless men sleep on the streets of Los Angeles

Mon Jan 26, 8:37 PM ET

A homeless man sleeps on a bench in Los Angeles January 26, 2009.REUTERS/Lucy Nicholson (UNITED STATES)

Mon Jan 26, 8:34 PM ET

A homeless man sleeps against a wall in Los Angeles January 26, 2009.REUTERS/Lucy Nicholson (UNITED STATES)