BriefTea
Every story in sixty words
Get the free app no ads · no paywallExplained in plain English
How thin is Earth's atmosphere?
Ron Garan's time on the International Space Station highlighted just how incredibly thin and fragile Earth's atmosphere truly is. From orbit, it appears as a delicate blue line, a stark contrast to how vast it feels on the ground. This visual reinforces the idea that our planet's life support system is vulnerable and easily impacted by human activity.
Stories that explain this
Astronaut back from space thinks we're "living a lie" about EarthRelated explainers
Why do we value growth over Earth? What is the International Space Station? What is the Overview Effect? How big is the Bezos Earth Fund? What is the Equal Earth map? What is low Earth orbit? How much oil is 'scarily thin'? What's Earth's energy balance?The full catalogue
Browse every card filed under T →We would like to count visits and see which links bring readers here. That means storing a random ID in your browser. No cookies, no ads, no profile. How it works.