Dr. Mark Trexler, a climate change expert, was interviewed on April 23, 2016, by Ruth Ann Barrett of EarthSayers.tv, Voices of Sustainability. Barry Heidt

Dr. Mark Trexler, a climate change expert, was interviewed on April 23, 2016, by Ruth Ann Barrett of EarthSayers.tv, Voices of Sustainability. Barry Heidt provided camera work for the interview, which was published on April 27, 2016.

Dr. Trexler, with business partner Laura Kosloff, co-founded The Climate Web™. This knowledge solution helps users identify and track critical climate risk issues by organizing thousands of reports, news stories, and other materials, often extracting and linking key information for easy access.

Dr. Mark C. Trexler, an expert with over 30 years in regulatory and energy policy and 25 years advising on global climate change risk, co-founded The Climate Web.

With attorney Laura H.

Dr. Mark C. Trexler, an expert with over 30 years in regulatory and energy policy and 25 years advising on global climate change risk, co-founded The Climate Web.

With attorney Laura H. Kosloff, Trexler developed The Climate Web to deliver "actionable climate knowledge," addressing the overwhelming volume of raw information related to climate change and risk.

This interview, conducted by Ruth Ann Barrett of EarthSayers.tv and filmed by Barry Heidt, occurred in Portland, Oregon, on April 23, 2016, and was published on April 27, 2016.

This interview, conducted on April 23, 2016, features climate change expert Dr. Mark Trexler. He discusses climate risk analysis, scenario planning, and introduces The Climate

This interview, conducted on April 23, 2016, features climate change expert Dr. Mark Trexler. He discusses climate risk analysis, scenario planning, and introduces The Climate Web™.

The Climate Web™ is a knowledge solution developed by Dr. Trexler and Laura Kosloff. It helps users identify and track critical climate risk issues by organizing and linking thousands of reports, news stories, and other materials. Ruth Ann Barrett of EarthSayers.tv conducted the interview, with camera work by Barry Heidt. It was published on April 27, 2016.

The energy crisis has prompted even die-hard environmentalists to reconsider nuclear power. In this first-ever TED debate, Stewart Brand and Mark Z. Jacobson square off, discussing its pros and

The energy crisis has prompted even die-hard environmentalists to reconsider nuclear power. In this first-ever TED debate, Stewart Brand and Mark Z. Jacobson square off, discussing its pros and cons. This thought-provoking discussion might even change your mind.

TEDTalks is a daily video podcast from the TED Conference, featuring the world's leading thinkers and doers delivering the talk of their lives in 18 minutes.