The growing preponderance of actual scientific evidence, rather than the pseudoscientific models that don't even give close to accurate results on known historic climate changes, indicates that the earth would be warming, even if mankind had never burned a fossil fuel.
Oh yeah, and Greenlands glaciers have been melting since before the industrial revolution. The receding ice is even reveling the ruins of farms that date from the medieval warming period.
As for the garbage dump issue, private enterprise has come up with a very good, very environmentally friendly, solution to that problem, and it took no government funding or mandates.
It is called Plasma Gasification, and is being implemented in various cities about as fast as they can be built.
As the technology matures, and competitors enter the field, the price will come down.
Who knows, in a few decades we may even have small plasma gasification units as home appliances.