How do you counter Ground Pokémon?

Ground Types: The Ground type pokemon are very effective against Fire, Electric, Poison, Rock and Steel type pokemon. While weak to Water, Grass and Ice type pokemon. Example - a Sandslash will die very easy to a Blastoise, Venusar or Lapras but will kill a Charizard, Electabuzz, Arbok, Golem or Steelix very easy.

Is Ground weak to ice?

Ice-Type Weaknesses

Ice Pokemon are effective against Dragon, Flying, Grass and Ground. To take them down, use Fighting, Fire, Rock, or Steel attacks.