Random Talks

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

Charlotte Weir invites the audience to think about the future and wok towards solutions.

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

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/vermicompos… Nearly one third of our food ends up in the trash can. There is hope, however, in the f

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

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

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

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

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

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/why-the-arc… The Arctic may seem like a frozen and desolate environment where nothing ever changes.

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

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

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

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