Hot Rocks - Why Not Now?
To be broadcast on the The Science Show with Robyn Williams on Radio National - ABC, Saturday 1 June 2013 12 noon
Like nuclear fusion geothermal schemes always seem to be thirty years away. Yet some are already working in Australia and others are looking good. When will hot rocks really deliver and when will gas from the ground prove to be a safe option? Australian scientists sum up the present state of play and Sir David King, former chief scientist in the UK, gives some policy options.
