'National Geographic' photographer James Balog was once a skeptic about climate change. But through his Extreme Ice Survey, he discovers undeniable evidence of our changing planet. In 'Chasing Ice,' we follow Balog across the Arctic as he deploys revolutionary time-lapse cameras designed for one purpose: to capture a multi-year record of the world's changing glaciers. Balog's hauntingly beautiful videos compress years into seconds and capture ancient mountains of ice in motion as they disappear at a breathtaking rate. Traveling with a young team of adventurers by helicopter, canoe and dog sled across three continents, Balog risks his career and his well-being in pursuit of the biggest story in human history. As the debate polarizes America and the intensity of natural disasters ramp up around the world, 'Chasing Ice' depicts a heroic photojournalist on a mission to gather evidence and deliver hope to our carbon-powered planet Written by Anonymous

This documentary-drama hybrid explores the dangerous human impact of social networking, with tech experts sounding the alarm on their own creations.

Coral reefs are the nursery for all life in the oceans, a remarkable ecosystem that sustains us. Yet with carbon emissions warming the seas, a phenomenon called “coral bleaching”—a sign of mass coral death—has been accelerating around the world, and the public has no idea of the scale or implication of the catastrophe silently raging underwater.