Meet the ‘Tech Bros’ Sending Sulfur Dioxide Into the Sky – The Gentleman Report | World | Business | Science | Technology | Health
Today: Jul 10, 2025

Meet the ‘Tech Bros’ Sending Sulfur Dioxide Into the Sky

Meet the ‘Tech Bros’ Sending Sulfur Dioxide Into the Sky
October 1, 2024



Scientists at Harvard, Cornell, and past had been investigating the potential for stratospheric sun geoengineering—this is, fighting international warming through liberating aerosols into the stratosphere to replicate the solar’s warmth. However as David Gelles writes for the New York Instances, “All geoengineering isn’t created equivalent … [others] are barreling forward with none medical learn about.” That incorporates the California-based start-up Make Sunsets, whose 41-year-old co-founder, Luke Iseman, credit the corporate’s genesis to a sci-fi novel.


They have got raised $1 million in VC investment, and promote “cooling credit” to eco-conscious shoppers who need to offset their very own emissions. As soon as sufficient credit had been bought, Iseman and his colleagues unlock a large climate balloon of sulfur dioxide and helium—80 thus far. When the ones balloons get top sufficient and the drive will get too nice they pop, liberating about 4 pound of sulfur dioxide. There’s a medical foundation to what they are doing: Volcanic eruptions have brought about transient cooling up to now, however “nobody has tried to deliberately reflect the impact at scale,” writes Gelles.


Sikina Jinnah, a professor of environmental research on the College of California Santa Cruz, suggests Make Sunsets should not be the only to try it. “They’re a few tech bros who haven’t any experience in doing what they are claiming to do.” Different professionals warn extra normally of unanticipated penalties from enjoying round with the Earth’s environment; diminished daylight, for example, may modify the monsoon season that India so closely is determined by. Others query the medical calculations in the back of Make Sunsets’ “cooling credit score” claims and whether or not their small-scale releases may have any impact. One buyer is undeterred: “When you plant one tree, does not that mitigate local weather alternate, although one can’t measure it?” (Learn the overall tale right here.)

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