In the new documentary "Chasing Coral," a team of photographers, divers and scientists analyze more than 650 hours of underwater footage to illustrate the real-time effects warming seas. NewsHour Weekend's Saskia De Melker talks to Jeff Orlowski, the director of the film, about the challenges of showing these rarely-seen effects of climate change. Published on Jul 2, 2017.
Cities in Europe, Middle East, and North America becoming intolerably hot w...