Hello everybody in these hot days (In Europe at least). 30 (or so) years ago, there was conference about climate change, where specialists of this topic has warned people with responsibility that there is probability, that clima starts to change and if nobody does something, it would be worse and w...

This is very similar to real life. Many things seem completely useless to some people since they do not bring any direct profit/benefit. But there is always an indirect benefit. Previous commentators have already explained everything to you)
Moreover, progress cannot be linearly infinite.

Climate change is not really about warming. Rather, it is about sharper seasons. Even in belts with soft transitions now in the future, we will have a cold/hot change in one day. (this is just one of the manifestations) The consequences of this are not obvious to politicians. But they are quite obvi...