China’s growing appetite for meat and dairy is driving big changes in everything from farming to food safety.

Long acknowledged as "the nation's salad bowl," California's farm belt is facing some thorny challenges from our changing climate: rising temperatures, an uncertain water supply and more abundant pests that threaten multibillion-dollar crops. This is a co-production of KQED and the Center for Investigative Reporting.

The spread of modern grocery chains could lift millions of African small farmers out of poverty – or ruin them.

Americans love hamburgers. They're filling, tasty and cheap. But what we pay at the counter is only part of the story.