Heated mat, potentially solar powered, to melt the snow off of your driveway. "Dont worry about the water that will come out of the heated mats as it will not freeze because
ProMelt - 2' x 10' Foot [3.2A] Electric Snow Melting Mat (240V / 38W) - SM3824001024
Heated Snow Melting Mats That Can Be Left Outside All Winter Long