Random Talks

Would you stop using cars and even go silent for a decade or two for your convictions? John Francis̶the man they call the Planetwalker̶did both after

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

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/the-arctic-… How can you tell the two poles apart? Where are the penguins? What about the bears? The

This talk was given at a local TEDx event, produced independently of the TED Conferences. Our “psychological immune system” lets us feel t

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

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

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

View full lesson: http://ed.ted.com/lessons/why-the-arc… The Arctic may seem like a frozen and desolate environment where nothing ever changes.

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

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

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

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

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

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

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