These robotic 'trees' can turn CO2 into concrete
Direct air carbon capture could counter climate change
NASA's public CO2 challenge could help astronauts endure on Mars
It could also help here on Earth.
Unearthing oxygen-starved bacteria might worsen climate change
Warmer weather and disruptive farming practices could increase their carbon dioxide production.
Scientists can't explain a 'worrying' rise in methane levels
New figures show atmospheric pollution levels are surging.
Scientists find cleaner, more efficient way to turn CO2 into fuel
It could reduce in those moments when you still need gasoline.
House science chairman thinks climate change is 'beneficial'
Good news: We can all just keep spewing CO2 into the atmosphere.
Scientists: Suck CO2 out of atmosphere or face the consequences
It's too late to simply reduce emissions.
Dear Donald Trump: 'Clean coal' doesn't exist
The myth lives on.
What Trump's budget would mean for NASA and climate change
Why are all these astronauts studying the Earth anyway?