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Controversial solar geoengineering startup Make Sunsets says it released three balloons carrying atmosphere-altering particles in Reno, Nevada, this month. It’s an escalation of the company’s questionable climate change-fighting tactics, which got it banned from launching balloons in Mexico in January. And while the company says it got the green light from the FAA and local authorities, officials say no such authorization was granted.
The way Make Sunsets explains it, this kind of geoengineering is a solution to humanity’s epic failure to stop planet-heating pollution. But experts say Make Sunsets has jumped the gun with its experiments — even those who are opti...
