He wants Congress to adopt a clean energy standard of 80 percent by 2030, in other words, that you'd have to get 80 percent of your energy from clean sources by the year 2030.
Ele quer que o Congresso adote um padrão de energia limpa de 80% até 2030, por outra palavras, temos que obter 80% da nossa energia de fontes limpas até 2030.