Greenhouse gases: not just a bunch of hot air
![null](/web/20161210011255im_/http://www.smh.com.au/content/dam/images/4/n/h/8/h/image.related.wideLandscape.220x124.4nh8g.png/1481091944264.jpg)
- Video duration
- 03:51
UNSW palaeoclimatologist Dr Chris Fogwill warns that Arctic sea ice decline may not recover under the current persistent warm conditions.
Save articles for later.
Subscribe for unlimited access to news. Login to save articles.
Return to the homepage by clicking on the site logo.