The National Resources Defense Council (NRDC) presents a documentary exploring ocean acidification, a startling phenomenon that threatens marine life on a scale

The National Resources Defense Council (NRDC) presents a documentary exploring ocean acidification, a startling phenomenon that threatens marine life on a scale not seen for tens of millions of years. Featuring Sigourney Weaver, the film originally aired on Discovery Planet Green.

Additional videos are available on the NRDC YouTube channel.

Dr. David E. Guggenheim, marine biologist and president of 1planet1ocean, addresses critical marine challenges: nutrient pollution, overfishing, and shifting baselines. He provides actionable

Dr. David E. Guggenheim, marine biologist and president of 1planet1ocean, addresses critical marine challenges: nutrient pollution, overfishing, and shifting baselines. He provides actionable insights into current and future solutions.

This discussion was recorded on May 5, 2009, at the Orlando Public Library, as part of his "50 Years 50 States 50 Speeches" tour.

For more information, visit Dr. Guggenheim's website: oceandoctor.org.

On May 5, 2010, IBM launched a multi-year research initiative to model and simulate factors influencing individual, community, and planetary health.

This effort aims to facilitate better

On May 5, 2010, IBM launched a multi-year research initiative to model and simulate factors influencing individual, community, and planetary health.

This effort aims to facilitate better decision-making by understanding our complex world holistically, moving beyond isolated systems. For more details on this and other projects, visit asmarterplanet.com.

Loretta Napoleoni is an international expert on the financing of terror networks and economics. A renowned author and journalist, she regularly writes columns for European newspapers and advises

Loretta Napoleoni is an international expert on the financing of terror networks and economics. A renowned author and journalist, she regularly writes columns for European newspapers and advises governments on counter-terrorism. She has also authored works of fiction.

This information was presented by AtGoogleTalks on May 26, 2010.

Actor Adrian Grenier recently swam alongside bluefin tuna, highlighting their incredible speed as one of the ocean's fastest fish. These highly sought-after sushi fish are a vital part of marine

Actor Adrian Grenier recently swam alongside bluefin tuna, highlighting their incredible speed as one of the ocean's fastest fish. These highly sought-after sushi fish are a vital part of marine ecosystems.

However, bluefin tuna populations are rapidly declining. Without urgent conservation efforts, these magnificent creatures, which zipped past Grenier, face the risk of disappearing forever. Protecting them is crucial.

Dr. Peter Victor, Professor and former Dean of Environmental Studies at York

Dr. Peter Victor, Professor and former Dean of Environmental Studies at York University, was interviewed at the International DeGrowth Conference in Barcelona (March 25-29, 2010). He posits that economic growth is not necessary for a good life, and that living well without it is feasible.

The conference discussed not just stabilizing, but actively shrinking the economy—a more challenging but achievable goal requiring significant societal changes. A more in-depth speech by Dr. Victor is available on EarthSayers.tv.

Anthony Chang presented on implementing greening measures in a large NYC commercial office building. From a building operator's perspective, he discussed developing and applying these sustainable

Anthony Chang presented on implementing greening measures in a large NYC commercial office building. From a building operator's perspective, he discussed developing and applying these sustainable practices at the Garrison Institute's Climate, Buildings and Behavior Symposium in May 2010.

Access Part II of his lecture.