Because the rich have de facto control of all levers of power and will run roughshod over the entire planet until the rest of us force them to stop

Probably not as much as we assume. Space related emissions are 1% of the aviation industry. Also, we just discovered ocean trawling and dredging is the equivalent to the entire aviation industry...

There just is a lot that needs to be done before even worrying about space launch emissions.

Less than you would expect, this looks like it's a good, balanced synopsis if you're interested however you're not wrong about it being a problem, and pointing out the PR/gaslighting that surrounds the issue.

Also it's worth noting that SpaceX is using LOX-Kerosone because it's "cheaper" than options which pollute much less (namely LH2-LOX) because the cost of the kerosene is "externalized" and you are correct that something like appropriate taxing could start to fix that issue and force them to make better decisions...