If the Ice Caps completely melt, is it possible for them to reform?

Question: If the Ice Caps completely melt, is it possible for them to reform?
- Keywords:
  ice caps,
  melt,
  reform
Asked by Hope to Aileen on 7 Mar 2018.
- Aileen Baird answered on 7 Mar 2018:
  
  Ooooh this has got me thinking! I’m not 100% sure, but I think that the ice caps could reform if they did melt entirely.

Question: If the Ice Caps completely melt, is it possible for them to reform?