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Once upon a time, the Earth was green and beautiful. It was entrusted to humans, who developed wonderful advanced technologies that... used up the Earth's resources. Oops. Ziro is a puzzle game that features over 300 head-scratching levels, with varying levels of difficulty. Relax and chill out with easy puzzles, or heat up your brain as you cool down the earth! Solve them all to combat climate change and bring your carbon footprint down to Ziro!