No, distasteful though it might seem to people of delicate taste and perception, species and entire ecological systems have come and gone for billions of years, and they have a billion or so to go, as far as we can tell. The problem is not whether we can alter such facts, but whether we can pilot the human heritage into and through challenges beyond any that a species has faced, or been equipped to face, in the past.
This arrangement has developed and endured through ages beyond anything that most people can comprehend — millions of years longer than the history of humanity. It has survived even though the moths feed on nothing else and nothing else pollinates those species of yucca. Destroy either, and you guarantee the extinction of both.
History, especially recent history, is punctuated with technocratic and political disasters. One thing all the failures had in common was the absolute faith of the perpetrators in their rightness, harebrained though some of the schemes were. Few lasted for even one generation. Self-interest has made free enterprise the most robust of economic systems.