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  • Yasha Wallin

    Really great ideas here. However the headline is a little misleading, as half of the projects were conceptualized by people living outside of China. Either way, its great to see new solutions to such a persistent problem.

  • Alessandra Rizzotti

    Those are amazing. I want to get more indoor plants--- and I need to improve my air filter. The space-like helmut is the most intriguing.