DENIAL

The elephant in the room.  No one in power wants to talk about it.  Denial is the order of the day.

https://mahb.stanford.edu/blog/the-psychology-of-denying-overpopulation/

Sustainability will be elusive until we recognize and deal with the problem of overpopulation.  It could be addressed with education and incentives, but politicians are loathe to even broach the subject.

The brief article at the link above delves into important aspects of this situation.  Highly recommended.

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Not only my opinion.  Be Well

Too many appear to be unaware of the severity of these problems -

ONE MORE TIME: 

 https://mahb.stanford.edu/blog/thresholds-cascades-and-wicked-problems/

Not only my opinion. Be Well