Other crossword clues for answer "CARBONFOOTPRINT"CARBONFOOTPRINTDark gray piece of evidence for a tracker?Environmental impact factorStepping out of the fireplace, Santa left a __Greenhouse-gas emission measureTelecommuting reduces itGlobal warming calculation whose shape is suggested by connecting 14 squares in this puzzle in a closed loop based on the appropriate 23-AcrossEnvironmentalist's concernMeasure of environmental impactTerm popularized by BP