(HELP) Reorganize this paragraph to produce a clear relationship between the claim and counterclaim.
[1] Electric cars produce zero emissions and are 60 percent more
energy efficient than gasoline-fueled cars. [2] Electric cars are the most
environmentally friendly motor vehicle on the road. [3] The electricity
used to power electric cars can come from dirty sources such as burned
coal. [4] Electric cars are not completely clean however.