Guardian: Sprinkling billions of tonnes of mineral dust across the oceans could quickly remove a vast quantities of climate-warming carbon dioxide from the atmosphere, according to a new study.
The proposed "geoengineering" technique would also offset the acidification of the oceans and could be targeted at endangered coral reefs, but it would require a mining effort on the same scale as the world's coal industry and would alter the biology of the oceans.
"It certainly is not a simple solution against...