Food bank client Jamie Senik takes a break near her garden plot sponsored by the Community Food Bank of Southern Arizona. She grows food for herself and her diabetic mother. Pam Fessler/NPR hide caption

itoggle caption Pam Fessler/NPR

Howard Buffet on his 1,400-acre research farm in Wilcox, Ariz. Buffett, the son of billionaire investor Warren, is working to find permanent solutions to the world's hunger problems. Nick Oza for NPR hide caption

itoggle caption Nick Oza for NPR

Jasmine Chestnut at her internship at the Center for American Progress in Washington. An at-risk student, Chestnut had almost given up on college when a nonprofit network supported by the government's Social Innovation Fund helped her get back on track. Gabriella Demczuk/NPR hide caption

itoggle caption Gabriella Demczuk/NPR

Relief agencies like the American Red Cross say monetary donations give them the greatest flexibility to address victims' needs. Erik Lesser/EPA/Landov hide caption

itoggle caption Erik Lesser/EPA/Landov

TD Bank volunteers sort donated food into barrels at the Manna Food Center in Gaithersburg in Montgomery County, Md. Poverty in the county just outside Washington, D.C., has grown by two-thirds since 2007. Gabriella Demczuk/NPR hide caption

itoggle caption Gabriella Demczuk/NPR

Wanda Rayborn, 63, was homeless for nine years and was living under a tree in downtown San Diego two years ago. She now lives in a newly renovated efficiency apartment — part of an initiative to help get homeless people off the streets. Pam Fessler/NPR hide caption

itoggle caption Pam Fessler/NPR

Voters line up into the night outside a Miami polling station, some waiting for hours to vote in the 2012 presidential election. Wilfredo Lee/AP hide caption

itoggle caption Wilfredo Lee/AP

Tony Lithgow, 49, and Andrea Mayer, 51, live together on the streets of Baltimore. Researchers say the aging homeless population is due to younger baby boomers who came of age during the 1970s and '80s, when there were back-to-back recessions. Kainaz Amaria/NPR hide caption

itoggle caption Kainaz Amaria/NPR

Linwood Hearne, 64, and his wife, Evelyn, 47, stand near Interstate 83 in Baltimore where they slept on and off for the past four years. Increasingly, the nation's homeless population is getting older, sicker and fraught with complex medical conditions. Kainaz Amaria/NPR hide caption

itoggle caption Kainaz Amaria/NPR

A nutrition specialist prepares a Meals on Wheels delivery in upstate New York. The national organization says the sequester could mean significant cuts in the number of meals they serve to homebound seniors. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

Lines of voters wait to cast their ballots as the polls open in St. Petersburg, Fla., on Nov. 6. Edward Linsmier/Getty Images hide caption

itoggle caption Edward Linsmier/Getty Images

People wait to vote on Election Day in November at the Surfside Town Hall in Miami. David Santiago/El Nuevo Herald/AP hide caption

itoggle caption David Santiago/El Nuevo Herald/AP

Nearly 44 percent of Americans don't have enough savings or other liquid assets to stay out of poverty for more than three months if they lose their income, according to the Corporation for Enterprise Development. Atanas Bezov/iStockphoto.com hide caption

itoggle caption Atanas Bezov/iStockphoto.com