Opinion: Worthless mining waste could suck CO2 out of the atmosphere and reverse emissions
Friday, April 21, 2017 - 06:32
in Earth & Climate
The Paris Agreement commits nations to limiting global warming to less than 2˚C by the end of the century. However, it is becoming increasingly apparent that, to meet such a massive challenge, societies will need to do more than simply reduce and limit carbon emissions. It seems likely that large scale removal of greenhouse gases from the atmosphere may be called for: so-called "negative emissions".