The Stratospheric Controlled Perturbation Experiment (SCoPEx), launched by Harvard University scientists, hopes to examine the effects of spraying calcium carbonate (CaCO3) dust into the atmosphere — a sun-reflecting aerosol that may offset the effects of global warming.
finally, I can go for a walk in the middle of the day without fearing the sun.
I mean… what’s it doing up there? the bastard!
I think Mr. burns from the simpsons tried this one.