Regulating an uncertain climate: Who controls geoengineering fixes?

UNEP has estimated that if current trends and policies continue, warming by the end of the century is likely to be somewhere between 1.9 and 3.1 degrees Celsius

Humanity is now focusing its energies on how it will deal with itself, and the climate agenda is no longer among its top priorities. The democracies of the West don’t have the funds to give to the developing world, the developing world is not willing to compromise on growth and other priorities, and the rest don’t matter.  And, therefore, the 1.5 degrees Celsius warming target is now going to be breached fairly early.  Many, including this author, believe that even a target of 2 degrees Celsius would have been breached. The United Nations Environment Programme (UNEP) has, meanwhile, estimated that