carbon dioxide

A leaf and a researcher examines a solar cell system. – Photo credit: Image from Canva

Science & Tech

Breakthrough solar-powered ‘leaf’ eliminates need for fossil fuels in everyday essentials

Mark Wales

10/16/2025
Articles, Legacy

Meet the Mega-Structure That Sucks CO2 Emissions Out of Thin Air

Rafi Schwartz

7/27/2015
Articles, Legacy

We Just Beat Humanity’s All-Time Record For Highest Global Carbon Dioxide Concentration

David Rhee

5/7/2015
Articles, Legacy

Another Plan to Save the Planet Hits Rock Bottom

Sarah Miller

1/21/2015
Articles, Legacy

How Mushrooms Are Helping Save the World

Adele Peters

4/3/2013
Articles, Legacy

Another Reason to Save Sea Otters: Their Snacking Habits Help the Planet

Dave Burdick

9/13/2012
Articles, Legacy

Well, Look at That: U.S. Carbon Emissions Are at a 20-Year Low

Andrew Price

8/20/2012
Legacy

Infographic: Bring the Heat

Column Five

7/20/2012
Articles, Legacy

Oakland Getting First Urban Network of CO2 Sensors

Sammy Roth

7/5/2012
Articles, Legacy

Tiny Tubes Could Absorb More Carbon Dioxide Than Trees

Sarah Laskow

12/3/2011

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