This startup claims it can stop lightning and prevent catastrophic wildfires

MIT Technology Review

by James Temple

March 3, 2026

AI-Generated Deep Dive Summary

A Vancouver-based startup named Skyward Wildfire has made a bold claim: they can prevent lightning strikes that ignite wildfires. This innovation comes in response to the devastating 2023 Quebec wildfires, where lightning sparked nearly 60% of blazes, causing widespread destruction and carbon emissions. While the company initially claimed their technology could stop up to 100% of lightning strikes under specific conditions, they later revised this to preventing "the majority" of strikes in targeted areas following criticism. Skyward Wildfire’s approach involves seeding clouds with inert materials like metallic chaff, a technique previously tested by U.S. agencies. This method disrupts radar signals and, theoretically, reduces lightning activity. While early trials showed some success in lowering lightning strikes, experts caution that its effectiveness varies depending on weather conditions. The company aims to scale this technology to counter the growing threat of wildfires exacerbated by climate change. Despite its potential, Skyward Wildfire faces skepticism. Researchers question the reliability of their method under diverse atmospheric conditions and express concerns about long-term environmental impacts. Critics also point out a lack of transparency in public trials and material disclosure. Keith Brooks from Environmental Defence emphasizes the need for cautious evaluation to ensure safety and efficacy. For readers interested in AI and climate solutions, this technology represents a promising yet controversial frontier. If successful, it could save lives, reduce economic losses, and mitigate environmental damage caused by wildfires. However, the ethical and ecological implications of altering weather systems require careful consideration. In summary, Skyward Wildfire’s lightning prevention technology offers a potential breakthrough in wildfire management but remains subject to ongoing debate. While it presents a powerful tool for addressing climate-driven fire risks, its implementation must be approached with caution to address concerns about transparency and environmental impact.

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Originally published on MIT Technology Review on 3/3/2026