Jamie Oliver. © Jamie Oliver Ltd, Photographer: Joe Sarah

Activist chef Jamie Oliver talks about the future of food.

Journalist Rose George cares a lot about poop. But, she would argue, so should everyone. Here she gives four resources about toilets and sanitation.

2.5 billion people around the global don’t have access to a toilet, and feces is to blame for a devastating toll of disease. Journalist Rose George explains why we need to start talking shit.

Photographer Edward Burtynsky travels the world to capture how man is leaving a mark on nature. See 13 of his haunting photos.