Sarah Sax

Recent Articles

How the Cement Industry Is Creating Carbon-Negative Building Materials

Some companies are creating carbon-negative building materials by storing excess carbon dioxide in concrete. 

By Sarah Sax and Video by Joey Lautrup

How Micromobility Is Providing Alternatives to Short Car Trips

Almost 70% of the world’s population is expected to live in urban areas by 2050. Finding a way for people to get around those cities while tackling emissions presents a conundrum: Transportation accounts for a...

By Sarah Sax and Video by Joey Lautrup

How Some Companies Are Making Textiles More Sustainable

A new set of innovators are making new fibers from trees and clothing waste.

By Sarah Sax and Video by Joey Lautrup

AC Has a Big Climate Impact. This New Tech Could be a Game Changer

Thermal Energy Storage is ramping up, with benefits for the grid, the climate, and companies’ energy bills.

By Sarah Sax and Video by Andrew. D Johnson

Green Fuels Are Accelerating Shipping Decarbonization

The rollout of green hydrogen has allowed heavy industries like shipping to start reducing their climate impact.

By Sarah Sax

Film and TV's Carbon Footprint Is Too Big to Ignore

Movies don’t just make history—they also have a big climate impact. A growing movement from within the industry is trying to counter that.

By Sarah Sax and Video by Andrew. D Johnson

How Electric Bikes Can Cut Delivery Emissions in Cities

E-bikes and electric vehicles have helped Deutsche Post achieve carbon-free deliveries in about half of its German delivery districts.

By Sarah Sax and Video by Lisa Nho

The Small Change Hospitals Can Make for a Big Climate Impact

Hospitals are moving away from desflurane anesthesia, a greenhouse gas that's 2,500 times more potent than carbon dioxide over 14 years.

By Sarah Sax and Video by Erica Solano
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