geoengineering

Antarctic techno-fix cannot slow rising seas

by Tim Radford (Climate News Network) Pumping seawater onto the Antarctic landmass to form ice and stop sea levels rising stands little chance of success, scientists say.  Sea level rise is likely to be a problem too big to handle. Geoengineers will not be able to...

Climate change needs real solutions not more hot air

by Almuth Ernsting (New Internationalist) Are certain proposals to reduce carbon emissions based on technological hype? At a COP21 side event last December, proponents of Carbon Capture and Storage (CCS) hosted Mike Marsh, the CEO of publicly-owned Canadian energy...

Seeds of doubt over iron boost for algae

by Alex Kirby (Climate News Network) New research suggests that fertilising oceans with iron to increase the growth of algae that absorb carbon dioxide is not the hoped-for answer to reducing global warming. LONDON, 28 January, 2016 – One keenly-argued possible way of...

The dubious promise of bioenergy plus carbon capture

by Richard Martin (MIT Technology Review) Climate change agreements rest on negative emissions technologies that may be unachievable. While many scientists and climate change activists hailed December’s Paris agreement as a historic step forward for international...

Sign-on letter: No to 1.5°C with geoengineering!

Paris, 11 December 2015 Seemingly out of the blue (or rather, out of the black smog of the UNFCCC process), some of the largest historical culprits for climate change, countries including the United States, Canada and the European Union, have decided to back an...