A Delhi resident has gone viral on Reddit after creating a DIY air purifier for just Rs 2,000 using an exhaust fan and HEPA filter. The homemade setup reportedly reduced AQI levels from 400 to 50 ...
Ever since serving on Governor Palin’s Mitigation Advisory Group back in 2007, almost twenty years ago, I’ve been engaged in the pressing challenge of addressing climate change. I knew back ...
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