Stones with seaweed spores could grow seaweed forests
Kowbucha, seaweed, algae, vaccines, etc. could reduce cow methane emissions
Bioplastic could be made from crops / hemp / sugar / seaweed / food waste and biodegrade
Soccer clubs / sports could be carbon neutral
Sea urchins could be removed to restore kelp forests
Seaweed farming could fight against climate change / regenerate marine ecosystems / create new businesses