Is America's food supply safe? -- Mad cow disease threatens human health / Hightower Lowdown -- Mad cow disease is not a serious threat / Michael Fumento -- Genetically modified foods are safe / Gregory E. Pence -- Genetically modified foods are not safe / Martha Herbert -- Irradiation makes food safer / Robin Brett Parnes et al. -- Irradiation has limited benefits / Rose Marie Williams -- How should farms be operated? -- Animals should be treated more humanely on factory farms / Matthew Scully -- Animals are not mistreated on factory farms / Amy Garber, James Peters -- Organic farming should be pursued / Marika Alena McCauley, Laura Inouye -- Organic farming should not be pursued / John J. Miller -- Farm subsidies should be preserved / Karl Beitel -- Farm subsidies should be eliminated / Dennis T. Avery --

What causes obesity?

Obesity is a disease / Steven Findlay

Obesity is not a disease / Sonia Arrison

Eating fast food causes obesity / Sharron Dalton

Fast food should not be blamed for obesity / Todd G. Buchholz

Lack of physical activity causes obesity / Richard Berman

Economic factors contribute to obesity / Lisa Mancino, Biing-Hwan Lin, Nicole Ballenger

School lunches cause childhood obesity / Barry Yeoman

How can hunger be reduced?

Government programs help reduce hunger / Roberto Salazar

Government programs do not help reduce hunger / Trudy Lieberman

Genetically modified foods can reduce hunger / James K. Glassman

Genetically modified foods cannot reduce hunger / Paul Beingessner

Reducing the consumption of meat will lessen hunger / Jeremy Rifkin

Reducing the consumption of meat will not lessen hunger / Dennis T. Avery

Nonprofit groups can help reduce hunger / National Anti-Hunger Organizations

Faith-based charities are failing to reduce hunger / Joel Berg.