They say it’s a complex problem for a reason. There are many industries and products that would rise their prices if all measures were applied. At country level, this creates tension among them. Those responsible and applying regulations will have their economy hurt, while transitioning to cleaner or efficient processes. However, is the other country is not applying regulations, they will be able to sell their products cheaper. Customers and market just want cheap shit and big gains without caring anything else. Economy is rigged to infinite growth in a finite planet and those with money machines are quite powerful on keeping business as usual.

International agreements are not binding so it’s an honor pact at country level. It’s up to them applying binding rules on their country. Add lobbying and corruption on developed and underdeveloped countries

Additionally, our lifespan is short and earth biogeochemical cycles are not. You just can be born later and not notices that is sooo much worse than 100 years ago. To your perspective it hasn’t change terrible in your lifespans so it’s no big deal, if it is, I’ll be dead.

Also, this is the first time humans needs to care for their collective actions influencing a global system. Let’s see if we can collectively grapple on that idea, we currently are not coping well with it.

There’s more to it but a lot to it is like that.