“Clinton understands that climate change is real, is caused by human activity and is one of the great environmental crises facing our planet. She knows that we must transform our energy system away from fossil fuels and move aggressively to energy efficiency and sustainable energy.”

American politician and activist, senior United States senator from Vermont since 2007

Bernard Sanders is an American politician and activist, and the senior United States senator from Vermont since 2007. He is known as a democratic socialist and as one of the leading figures in modern American progressivism. Sanders is the longest-serving independent in U.S. congressional history, though he has long worked closely with Democrats and has caucused with them for most of his congressional career. He sought the Democratic Party’s presidential nomination in 2016 and 2020, and his public life is closely tied to progressive politics in the United States.