Improve the grammaticality of this sentence: Furthermore, economic viability and stability of nuclear power generation is challenged by adversary.
The author of this article is, a former member of, a member of, a member of, and, a, a, a,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
The United States is the only country that has a nuclear power plant in the, and the United States has the most nuclear power plants in the world.
The United States is the only country that has a nuclear power plant in the United States.
The United States has the most nuclear power plants in the world.
The United States has the most nuclear power plants in the world.
The United States has the most nuclear power plants in the world.
The United States has the most nuclear