Objectivist Wrote: I think today's environmental problems will be solved by tomorrow's technology because who wants to live in a dirty, polluted environment? That is they will be solved if we don't destroy the world's economy by prematurely ending oil and gas use.
I hope that you are right, but, what if you are not? Let's say that Humanity's quest for energy sources in the form of nuclear fusion is an exercise in futility, and while theoretically possible, is yet impossible to implement with any engineering, present or future.
If we burn all the fossil fuels that can be burned, will life on our World cease to be, other than, perhaps, extremophile bacteria? And, is such a nightmarish scenario worth the risk?