Tech News 1: Machines scrub greenhouse gases from the air: Inventor of direct air capture technology explains

[bob_turner]

Two centuries of burning fossil fuels has put more carbon dioxide, a powerful greenhouse gas, into the atmosphere than nature can remove. As that CO2 builds up, it traps excess heat near Earth's surface, causing global warming. There is so much CO2 in the atmosphere now that most scenarios show ending emissions alone won't be enough to stabilize the climate—humanity will also have to remove CO2 from the air.

Read more