A Colorado scientist says he's researching whether building a giant artificial mountain can combat drought.
Some types of pollution, it turns out, could actually save some of the sea ice that other types of pollution are melting.
The 'Biosphere Code' calls for software engineers to craft eco-friendly algorithms.
Whichever machine can suck the most carbon out of a power plant and turn it into the most valuable commodity, wins.
Can the Baltic breathe again?
How close are we to engineering the planet?
How whale 'poo-namis' may be able to suck down the planet's excess carbon.
Wait, isn't that the plot of 'Snowpiercer'?
And Ken Caldeira, the climate scientist who pioneered the research, fears its time is coming.
Scientists want to build two new laser-toting satellites: One that can grow cloud cover on Earth, and one that can blast greenhouse gases out of the sky.