Cast your mind back 2 years or so.
The USA was the Environmental Villain.
Europe was the hero - spouting the usual nonsense: "We'll just have to cut back to a simpler lifestyle, bla bla bla..."
I mentioned at the time that the USA was going to make the greatest contribution, not by cutting back, but by technology.
Here we are - One step closer to limitless clean energy.
Munzly
Fusion power generation would be great, but it's still at least ten years to a possible pilot project and probably twenty to a world-wide roll out - which may be too late.
Meanwhile, the US will need to cut back in the same way as everybody else.