> To pretend that producing a new genetic therapy is the same as grazing one million more goats is asinine.
You're the only one pretending that?
Of course, 0-impact is impossible, except the scale at which we are destroying our environment is unprecedented. Hunting of mega-fauna has occurred over thousands of years. Two-thirds of the world’s wildlife has been lost since 1970 (70 years) :
https://www.euronews.com/living/2020/09/10/wwf-proposes-plan...
The awkward truth is that we have always had an impact on others even back in ancient times wrongly considered isolated arcadias in tune with their environment. Mega-fauna didn't become extinct from running out of food but from humans running out of them as food, and the Sahara fertilizes the Amazon rain forests.