#Geoengineering with iron might work after all - New Scientist
►http://www.newscientist.com/article/mg21528744.100-geoengineering-with-iron-might-work-after-all.html
IF YOU want to help stop climate change, try tipping some iron into the sea. For years, this geoengineering idea has been considered a busted flush, but new results suggest it really can work.
Tiny floating algae called phytoplankton pull carbon dioxide out of the atmosphere. When they die, the plankton sink to the seabed, taking the carbon with them.