Who are you responding to? Nobody in the article or the comments is advocating for reducing the human population. Besides that, it's obviously not zero sum. In

Who are you responding to? Nobody in the article or the comments is advocating for reducing the human population. Besides that, it's obviously not zero sum. Increasing the salmon population does not decrease the human population. Arguably, in the long run, what is good for the salmon is also good for the human.