Geoengineering would turn blue skies whiter

Blue skies would fade to hazy white if geoengineers inject light-scattering aerosols into the upper atmosphere, ... , and it would increase levels of softer, diffuse scattered light, says Ben Kravitz of the Carnegie Institution for Science in Stanford, California. ... The effect would be most visible in the countryside, where air pollution is generally lower, says Kravitz. "All you'd have to do to see it is to step outside."