Yes, science says we're doomed, and optimism is unprofessional. Our civilization is about to collapse, and possibly our planetary ecosystems too. Our rapacious species has become a runaway plague upon the Earth. Big deal. It's been good while it lasted. Enjoy what you have while we review where we're been. Throw something on the wall to remind ourselves the full diversity of life, the universe, and everything that biology accidentally threw up.
Of course, biology is just applied chemistry. And chemistry is just applied physics. So physics is just as culpable for our global overpopulation crisis.
We're looking at you Schrödinger.
Sometimes it seems like the Universe was designed by a committee of ducks