How could the human race become extinct? Describe a scenario. How could the human race become extinct? Describe a scenario. Post navigation Previous: Thomas Malthus argued that excess population growth is the ultimate cause of many of our social and Environmental problems. Do you agree?Next: he capital budgeting process is important, but is it the most important process that a firm undertakes. Why or why not? If you believe there is a more important process, what is it and why do you think it is more important?