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Inventor in Baja is testing a plan to cool the Earth by mimicking a volcanic eruption



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Luke Iseman conducting his balloon launch in Apr. 2022, before Make Sunsets was formally incorporated.When Luke Iseman was thinking of launching a solar geoengineering startup, he talked to experts in the field. The strongest advice they gave him was not to use the word “geoengineering.”The term refers to manipulating the Earth’s climate for human benefit, but in recent years it’s been used as shorthand for “solar geoengineering,” a theoretical process of releasing chemicals into the atmosphere to reflect sunlight away from the Earth and mitigate the effects of global warming. It’s controversial because it hasn’t been studied comprehensively, and we don’t know whether the unintended side effects will be better or worse than the impacts of climate change.Iseman’s startup Make Sunsets, which has raised at least half a million dollars in venture capital, mostly skates around the hot-button word on its website.”We make reflective, high-altitude, biodeg …

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