(06-23-2021, 12:01 PM)Diana Wrote: ...(and this fear will be generated even when the animals are given a good life then slaughtered, as they do not want to die and will be afraid; though this method is so far better than factory farming and constitutes a huge step forward)...
Here is a good article on that subject.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7278393/
Also, we could optimize food with the following approach.
https://www.pnas.org/content/118/26/e2015025118
It's the closest to us eating sunlight and air.