Olivia Gieger
OG
Olivia Gieger covers all things climate, with a special passion for trees, land, and conservation. She earned her master’s in Science, Health, and Environmental Reporting from New York University, and her work has appeared in The Guardian, Inside Climate News, and In The Times, among others.
Connect
How to spot greenwashing
4 big red flags that should make you question any company's ‘green’ claims
November 3, 2025
8 laundry tips for longer-lasting clothes
Wash less often to protect your favorite items—and the planet
March 20, 2025



