The e/acc camp will tell you AGI can solve all of those, which is why AI research needs to move as fast as possible. What they don't tell you is only an aligned AGI can solve it in a way beneficial for humans.

We had a half-assed lockdown for a few months where most people just kind of stayed indoors and saw noticeable environmental improvements world-wide. An unaligned AGI can easily conclude the best way to fix these problems is to un-exist all humans.