Water is needed for development, production and consumption, yet we are overusing and polluting an unsubstitutable resource and system. Eight safe and just boundaries for five domains (climate, biosphere, water, nutrients and aerosols) have been identified beyond which there is [...]

As scorching heat grips large swaths of the Earth, a lot of people are trying to put the extreme temperatures into context and asking: When was it ever this hot before? Globally, 2023 has seen some of the hottest days in modern measurements, but [...]

Throughout the ages, artists have used their canvases to deliver powerful social messages and influence change. So as stories about extreme weather and environmental catastrophe flood our daily newsfeeds, it’s no surprise that many filmmakers are grappling with the climate [...]

The food we consume has a massive impact on our planet. Agriculture takes up half the habitable land on Earth, destroys forests and other ecosystems, and produces a quarter of the world’s greenhouse gas emissions. Meat and dairy specifically account for around 14.5 percent of global greenhouse [...]

The health of our planet depends on all of us, and perhaps no group today feels this more acutely than the world’s youth. Younger generations will be left to grapple with some of the most devastating consequences of a warming [...]

November’s UN climate conference, COP26, turned a spotlight on the climate crisis. But in order to better understand the policies and impacts of global warming, it’s useful to understand the science behind it. I’m an atmospheric scientist who has worked on global [...]

In the fall of 2021, TED invited leaders and educators from around the world to participate in COUNTDOWN, a global initiative to champion and accelerate solutions to the climate crisis. JeJuan Stewart, a leader in the TED-Ed Student Talks program [...]