"The Center for Biological Diversity Action Fund is giving Sen. Bernie Sanders (I-Vt.) the highest grade on environmental issues out of the seven major Democratic presidential candidates in its new voter guide unveiled Monday.
The group gave Sanders an A overall. He was followed by Sen. Elizabeth Warren (D-Mass.) with an A-minus, Tom Steyer with a B and former Vice President Joe Biden with a C-plus.
Andrew Yang was given a C and former South Bend, Ind., Mayor Pete Buttigieg was given a C-minus. Sen. Amy Klobuchar (D-Minn.) scored worst, receiving a D."