At first glance the lesson of the Tower of Babel story is if everyone is not coordinated, the tower cannot be built. There is a bigger lesson to be learned.
Fossil fuel emissions are not the main cause of climate change despite what you believe or have been told.
We can downsize, recycle and homestead all we want but consumption, population growth and environmental loss will continue. The efforts of activists, NGOs and well meaning leaders are not reversing human impact. So what is the answer?