Corn: Last Week Tonight with John Oliver ( yt.artemislena.eu )
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How do I neutralize the acidity of used coffee grounds for use as fertilizer?
I've recently tried mixing the used coffee grounds in baking soda, and I'm seeing a very visible chemical reaction. I haven't tried putting it in the ground yet though.
Giant store of global soil carbon revealed (Soil Inorganic Carbon) ( phys.org )
https://www.science.org/doi/10.1126/science.adi7918