🌍 Earth's Last Letter

The Planet Writes You a Personal Letter Using Real Climate Data + Gemini AI This is a submission for Weekend Challenge: Earth Day Edition What I Built Earth's Last Letter is an AI-powered web app where Earth — the planet itself, 4.5 billion years old — writes you a deeply personal, poetic letter based on the city you grew up in and the year you were born. You enter two things: your city and your birth year. Earth remembers the rest. Every letter is completely unique. The app pulls real historica