2011 Antarctic ozone hole reached 16.17 million square kilometers

In April the WMO announced the Arctic ozone hole had reached record proportions – perhaps even doubling the previous depletion record of 2005, a Nature publication recently added. On the southern hemisphere the story seems much the same. New data … Continue reading

Carbon storage facilities have low risk of causing CO2 poisoning

As more and more countries around the world struggle to meet their carbon emission reduction targets, they are looking for all kinds of solutions to work around the problem. One of those is carbon capture and storage (CCS). This atmospheric … Continue reading

New cloud geoengineering research casts doubts: 70x less effective & smallest salt aerosols increase warming

Marine cloud seeding is one of the best documented geoengineering proposals. It is centred around the idea that some forms of clouds tend to have a net cooling effect on the Earth’s climate, by increasing albedo or reflectivity. Our regular … Continue reading