evidence: Proposed a $10 trillion climate plan and co-sponsored the Green New Deal. Called for a ban on fracking. [...] As a senator, she was an original co-sponsor of the non-binding resolution defining the Green New Deal, a blueprint for a large-scale mobilization aimed at transitioning the U.S. to 100 percent clean energy within a decade while providing people with job guarantees and "high-quality health care." She was joined by liberals such as Sen. Ed Markey (D-Mass.) and Rep. Alexandria Ocasio-Cortez (D-N.Y.). [...] In 2017, Harris was an original co-sponsor of Sanders' plan for free college, which aimed to eliminate tuition and fees for all students attending two-year colleges and middle-class students at four-year public institutions.