CO2 ventilation breakthrough could turn city rooftops into bumper vegetable gardens techxplore.com Submitted by Sorin61 t3_yc6s0a on October 24, 2022 at 9:30 AM in technology 32 comments 198
zippyzoodles t1_itoutf7 wrote on October 25, 2022 at 5:48 AM Why would I want to grow bumpers in my vegetable garden ? Permalink 1
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