What is ‘watermelon snow’? The phenomenon turning Utah’s mountains pink and red | CNN

CNN  —  People in Utah have been seeing snow on the ground tinged with a red…

Your pollen allergies are overwhelming? This might be why | CNN

Editor’s Note: Sign up for CNN’s Life, But Greener newsletter. Our limited newsletter series guides you…

Bill Gates backs start-up tackling cow burps and farts | CNN

CNN  —  It turns out burps can be big business. Billionaire Bill Gates has announced an…

An algae bloom has killed thousands of fish in the San Francisco Bay Area | CNN

CNN  —  An algae bloom has killed thousands of fish in the San Francisco Bay Area…