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ClimateGuard

Built at Meta Global AI Developer Hackathon · Oct 26, 2026 · Remote

ClimateGuard — Demo video

My family reads Vietnamese, and when a wildfire, flood or heat warning is issued in English, they are the last to understand it. ClimateGuard sends U.S. hazard alerts in people's own language (English, Spanish and Vietnamese, plus machine-translated Chinese, Tagalog, Korean and Arabic), by email, based on their ZIP code. It checks official weather data every 15 minutes. An AI model decides which active warnings and advisories matter for each ZIP code and writes a short plain-language alert. An Ask box (text or voice) answers questions about the alert. A recovery tool lets someone upload a photo of damage and get an outlined photo report and a checklist, clearly marked as not an official damage estimate or an insurance claim. Safety is built in: no medical advice, no building-safety verdicts, official warning level names only, and tornado, flash flood, severe thunderstorm and extreme wind warnings are not covered (people are pointed to official channels). Built solo on AWS (Lambda, DynamoDB, SNS) and Vercel, with a 44-case evaluation (42 passing) and offline test suites.

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