Researchers have proposed that the rapid loss of dissolved oxygen in oceans, lakes, and rivers qualifies as a 10th planetary ...

Earth is not infinite. Pollution beyond certain levels threatens the climate and ecosystems. To prevent this, scientists have proposed planetary boundaries, defining the safe operating limits of the ...

Add Yahoo as a preferred source to see more of our stories on Google. Our planet is sick, and its life-threatening symptoms are getting worse, a new report warns. Earth has been pushed past multiple ...

Planetary boundaries outline how far past pre-industrial conditions Earth can get before anthropogenic activity has detrimental effects on the environment. While we have been dangerously close to the ...

A crowd of people gather near a large poster that shows a speech bubble from planet Earth that reads "Help!!" on the occasion of the first Earth Day conservation awareness celebration, New York City, ...

“Monitoring and governing Earth's stability and resilience is no longer optional – it is an urgent necessity to restore Earth’s balance and stay within safe boundaries,“ says Johan Rockström, director ...

This chart shows the footprints of six environmental indicators and the shares of each global expenditure decile in the total footprints. Bar and doughnut pie chart refer to the per capita footprints ...

If you liked this story, share it with other people. Land-use change for agriculture and urban development has degraded 15 million square kilometers (5.8 million square miles) of land globally, an ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Our planet is sick, and its life-threatening symptoms are getting worse, a new report warns. Earth has been pushed past multiple physical and chemical boundaries crucial for keeping the world a ...

Here’s what you’ll learn when you read this story: When the asteroid that triggered the end-Cretaceous Mass Extinction crashed to Earth (and decimated the dinosaurs), it hit rocks that released sulfur ...