TED Talks
Elora Hardy: Magical houses, made of bamboo
You've never seen buildings like this. The stunning bamboo homes built by Elora Hardy and her team in Bali twist, curve and surprise at every turn. They defy convention because the bamboo itself is so enigmatic. No two poles of bamboo...
TED Talks
TED: Would you live in a floating city in the sky? | Toma_s Saraceno
In a mind-bending talk that blurs the line between science and art, Tomas Saraceno exhibits a series of air-inspired sculptures and installations designed to usher in a new era of sustainability, the "Aerocene." From giant, cloud-like...
TED Talks
Jaime Lerner: A song of the city
Jaime Lerner reinvented urban space in his native Curitiba, Brazil. Along the way, he changed the way city planners worldwide see what's possible in the metropolitan landscape.
TED Talks
Mohammad Modarres: Why you should shop at your local farmers market
The average farmer in America makes less than 15 cents of every dollar on a product that you purchase at a store. They feed our communities, but farmers often cannot afford the very foods they grow. In this actionable talk, social...
TED Talks
El presente en llamas, ¿crisis ecológica o conceptual?
El presente en llamas, ¿crisis ecológica o conceptual? Cuidar nuestros recursos naturales no solo mejorará nuestra sociedad económicamente, sino también social y políticamente, propone Gonzalo del Castillo. Somos parte de los ciclos...
TED Talks
TED: Nuclear power is our best hope to ditch fossil fuels | Isabelle Boemeke
Nuclear power is one of the safest, cleanest forms of energy -- yet to most people, it might not feel that way. Why is that? Isabelle Boemeke, the world's first nuclear energy influencer and creator of the social media persona Isodope,...
TED Talks
TED: Sustainable seafood? Let's get smart | Barton Seaver
Chef Barton Seaver presents a modern dilemma: Seafood is one of our healthier protein options, but overfishing is desperately harming our oceans. He suggests a simple way to keep fish on the dinner table that includes every mom's...
TED Talks
Écologie : comment commencer ?
Écologie : comment commencer ? L’être humain est reconnu comme l’espèce la plus intelligente qui existe sur terre mais nous mesurons mal l’impact de nos actions sur l’environnement et ne savons pas bien le protéger. Edouard se consacre à...
TED Talks
Jonathan Trent: Energy from floating algae pods
Call it "fuel without fossils": Jonathan Trent is working on a plan to grow new biofuel by farming micro-algae in floating offshore pods that eat wastewater from cities. Hear his team's bold vision for Project OMEGA (Offshore Membrane...
TED Talks
Ashwin Naidu: The link between fishing cats and mangrove forest conservation
Mangrove forests are crucial to the health of the planet, gobbling up CO2 from the atmosphere and providing a home for a diverse array of species. But these rich habitats are under continual threat from deforestation and industry. In an...
TED Talks
Noah Wilson-Rich: Every city needs healthy honey bees
Bees have been rapidly and mysteriously disappearing from rural areas, with grave implications for agriculture. But bees seem to flourish in urban environments -- and cities need their help, too. Noah Wilson-Rich suggests that urban...
TED Talks
TED: Our moral imperative to act on climate change -- and 3 steps we can take | His Holiness Pope Francis
The global climate crisis will require us to transform the way we act, says His Holiness Pope Francis. Delivering a visionary TED Talk from Vatican City, the spiritual leader proposes three courses of action to address the world's...
TED-Ed
TED-Ed: What if there were 1 trillion more trees? | Jean-François Bastin
Today humanity produces more than 1,400 tons of carbon every minute. To combat climate change, we need to reduce fossil fuel emissions, and draw down excess CO2 to restore the balance of greenhouse gases. Like all plants, trees consume...
TED Talks
TED: Got millet? How marketing could improve the lives of African farmers | Zoë Karl-Waithaka
From "got milk?" to "avocados from Mexico," marketing influences what you eat more than you may realize. But despite the known power of food marketing, farmers in Africa are more likely to receive funding for seed and fertilizer than...
TED Talks
TED: The billion-dollar pollution solution humanity needs right now | Stacy Kauk
Could the same mechanism used to accelerate vaccine development work for spurring solutions to the climate crisis? Sustainability innovator Stacy Kauk introduces the billion-dollar fund to supercharge the carbon removal market, which...
TED Talks
Majd Mashharawi: How I'm making bricks out of ashes and rubble in Gaza
Majd Mashharawi was walking through her war-torn neighborhood in Gaza when an idea flashed in her mind: What if she could take the rubble and transform it into building materials? See how she designed a brick made out of ashes that's...
TED Talks
TED: How can we escape soaring energy bills? Stop using fossil fuels | Tessa Khan
As oil and gas companies continue to make record profits off of the same forces driving climate chaos, war and soaring energy bills, it's become clear that boom times for the fossil fuel industry are bad times for the rest of us, says...
TED-Ed
How much land does it take to power the world? | TED-Ed
No matter how we make electricity, it takes up space. Coal requires mines, and plants to convert it into electricity. Nuclear power takes uranium mines, facilities to refine it, a reactor, and a place to store the spent fuel safely....
TED Talks
¿Cuales son los límites de nuestro planeta?
¿Cuales son los límites de nuestro planeta? Nuestra economía se ha adaptado desde la época de la revolución industrial a la actual revolución tecnológica, y los recursos naturales se utilizaron exponencialmente en el proceso de...
TED Talks
Diseñemos el futuro del trabajo exponencial
Diseñemos el futuro del trabajo exponencial A medida que la tecnología continúa evolucionando, también lo harán nuestras habilidades profesionales, anima Carolina Florez Stutz. Para prepararse para el futuro del trabajo, las empresas...
TED Talks
TED: How to fix the "bugs" in the net-zero code | Lucas Joppa
Lucas Joppa, Microsoft's first chief environmental officer, thinks about climate change through the lens of coding, and he says the world's current net-zero approach simply won't compute. So how do we create a system that actually...
TED Talks
Sean Davis: Can we solve global warming? Lessons from how we protected the ozone layer
The Montreal Protocol proved that the world could come together and take action on climate change. Thirty years after the world's most successful environmental treaty was signed, atmospheric scientist Sean Davis examines the world we...
TED Talks
TED: How millennials and Gen Z can invest in a better future | Miguel Goncalves
Millennials and Gen Z will inherit 30 trillion dollars of wealth in the coming decades, and what they do with their money will have an incredible impact on the future of the planet, says impact investor Miguel Goncalves. He makes a case...
Bozeman Science
Stimulated Emission
In this video Paul Andersen explains how stimulated emission can be used to create coherent light. When an atom absorbs a photon it moves to a higher energy level through stimulated absorption. It may then release a photon and moves to a...