When is the next ice age? – Ytterbium Zone

Question: When is the next ice age?
- Keywords:
  climate,
  future,
  ice age
Asked by Jasmine Y to Anna, Hayley, Iain, Rebecca on 24 Jun 2015.
- Iain Bethune answered on 24 Jun 2015:
  
  No-one knows for sure. Estimates vary from 1,000 to 50,000 years. Throw into the mix human-induced climate change, and we may not have another ice age as we will have warmed the Earth too much!

Question: When is the next ice age?