“This daunting challenge”, in paragraph 4, refers to the
A) use of solar and wind power to produce 20% of the U.S. electricity.
B) exclusive use o...
“This daunting challenge”, in paragraph 4, refers to the
A) use of solar and wind power to produce 20% of the U.S. electricity. B) exclusive use of renewables to generate electricity in the U.S. by 2050. C) sudden rise of renewable energy sources in the U.S. in the last decade. D) insertion of nuclear power in the U.S. electricity grid in the next fifty years. E) goal of achieving a carbon-free electricity grid in the U.S. by 2035 to fight the climate crisis.
A expressão "This daunting challenge", no parágrafo 4, refere-se à alternativa E) objetivo de alcançar uma rede elétrica livre de carbono nos EUA até 2035 para combater a crise climática.
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