See Candidate Page Amy Klobuchar, Climate Klobuchar at CNN Climate Town Hall 9/4/19 Sen. Amy Klobuchar says her climate change plan will cost between $2 and $3 trillion, a stark difference from the price tag of Sen. Sanders' plan of $16 trillion."You got to be honest with people about how you're going to get the money," Klobuchar said. #ClimateTownHall pic.twitter.com/NE4KQYq5uC— CNN (@CNN) September 4, 2019