Trouble ahead
Horribly inaccurate/leading Guardian article -http://www.guardian.co.uk/environment/2012/jul/17/us-geoengineers-spray-sun-balloon
SPICE was not cancelled - the testbed was called off.
Thousands of tonnes (in the intro) turns out to be 10's-100's kg in the body of the article
Still captures some interesting issues (I will post on after consideration).
Governance?????