The age of new battery materials continues to leap forward. Using hemp for carbon layer batteries are a very promising development. Check it out.
https://ukcsc.co.uk/earth-power-hemp-batteries-better-than-lithium-and-graphene/?fbclid=IwAR2wlYqnDvtdwcZWPsN4qOM6eLzXWYADzJ8YHJ4523i4vUtFGwOsRI6iXoo