I doubt wind or solar is a viable alternative to meet all the demands..
true which is why we need to keep looking for more solutions... keep working on the problem... invest in research and encourage our best minds to work on the problem. When I'm faced with a problem, I don't stop looking for solutions until I've found an acceptable one.
As for China, the first step in doing anything at all about that is to clean up our own act and be a shinning example. Pointing to them is not an excuse not to do what we can and should do here.
"Do not wait! The time will never be 'just right'. Start where you stand and work with whatever tools you may have at your command and better tools will be found as you go along." --Napoleon Hill