Random Talks

Alvaro Cedeno believes that social innovation can and should bypass governments to solve public woes. Costa Rica’s ambassador to Japan, Alvaro studied

JD Russo, Advisory Board Member of Plastic Pollution Coalition, speaks about indifference, and the need to be personally involved in creating change.

Does engaging in creative reuse projects activate problem-solving in the brain that could lead to new ways to deal with major environmental problems?

Zé Cláudio Ribeiro lives in the Maraba, in Para, producing nuts in a sustainable way and resisting the construction boom in the Amazon, and the pressu

View full lesson: http://ed.ted.com/lessons/the-arctic-… How can you tell the two poles apart? Where are the penguins? What about the bears? The

At 74 years old, Jean-Michel Cousteu, son of the explorer Jacques Cousteau, till considers himself to be a sponge that is always absorbing new lessons

Producer of Al Gore’s “An Inconvenient Truth,” Laurie David has authored best-selling books, executive produced television specials

Bringing clean energy to the people of Haiti Dan is Founder and Executive Director of EarthSpark International which focuses on promoting the developm

View full lesson: http://ed.ted.com/lessons/the-threat-… Massive vines that blanket the southern United States, climbing high as they uproot tre

Winter thinks a lot about something we’d rather not dwell on: wastewater treatment and sanitation innovation, or lack thereof.  Surprisingly, pr

Sarah Ihab is an eleven year old sixth grader at Khartoum Basic School. She was born in Seattle, WA, USA. She then moved back to Sudan. From an early

View full lesson: http://ed.ted.com/lessons/vermicompos… Nearly one third of our food ends up in the trash can. There is hope, however, in the f

Fabien Cousteau speaks of the impact plastic pollution has on marine environment.

18-year-old Boyan Slat combines environmentalism, entrepreneurism and technology to tackle global issues of sustainability. After diving in Greece, an

Corporations and governments regularly ask Chandran Nair how to do business the right way in Asia. Chandran—who built Asia’s top environmental consult

View full lesson: http://ed.ted.com/lessons/why-is-moun… At 8,850 meters above sea level, Qomolangma, also known as Mount Everest, has the highe