Yes. Don't listen to them. The problem isn't population. It is distribution. We overproduce for the sake of capitalism to such an extent that we can cut it in half tomorrow and our quality of life would not change in the slightest.

We have alternatives available. We simply do not use them because those who control the world economies would not be able to make obscene profits from it and it necessitates them giving up their ownership over the means of production in order to facilitate these collectively beneficial alternatives.