Senior defence and security officials now provide a stark warning that climate change represents an unprecedented, existential security threat, undermining the stability of geophysical planetary systems. The implications stretch across the full spectrum of human endeavour: from individuals and communities to the nation-state, and regional and international relations.

Australia sits in one of the most climate-vulnerable regions in the world. The increasing strain on our preparedness and capacity to respond to current impacts and future threats, both on the home front and in the region, is severely testing our limits as a nation.

An unlikely group of climate advocates explores the local and regional risks that now confront Australia unless urgent steps to deal with the climate emergency are forged.