This groundbreaking NRDC documentary explores the startling phenomenon of ocean acidification, which may soon challenge marine life on a scale not seen for tens of millions of years. The film, featuring Sigourney Weaver, originally aired on Discovery Planet Green.

Global warming could do more than just melt polar ice. It could change our maps, and displace people from cities and tropical islands.

From – Global Warming: A Threat to Biodiversity is a Northwestern University public outreach program to help the general public understand the reality of global warming and its impact on biodiversity. A panel of five experts discuss- in plain English- the scientific and social issues involved in the ecological aspects of global warming. (3 of 7 – Global Warming) Dr. Richard Feely discusses the broad impact of global warming on our oceans. He examines the damaging effects of retreating arctic ice, coral reef bleaching, and ocean acidification on fragile marine life ecosystems.