Greta Thunberg's speech at Davos 2020
"Our house is still on fire. Your inaction is fueling the flames by the hour." Greta Thunberg faced off with world leaders again at Davos. Same place, same observation, one year after.
Coca leaves have been consumed for thousands of years
Starlink: Light pollution from SpaceX satellites
The Golden lion tamarin, a successful conservation program
Björk's lifelong fight against climate change
Beloved by Instagrammers, this lake is full of toxic waste
3 techniques to find your way in the woods