Earlier quoted context omitted.
Doesn't it seem though that politics is a deadlock, with nations playing a game of chicken that has no winner? It's a case of the tragedy of the commons. No power broker is going to sacrifice their economy or political backers enough to make a difference, as there would always be someone else with a more short term view take advantage of their temporary weakness. It seems that there is no feasible solution other than…
The problem is that the economical background of our society is based on exploiting all resources and pushing the limits of the society itself (both with high reproduction rates and in mass production of goods). If we want to change the climate situation, we first need to change the whole economic system and related political measures.
Currently most of humanity has less than replacement level of fertility:
http://www.economist.com/node/14743589
Are you saying that the economy is failing because of low reproduction rates?