Climate change policy can create endangered species, as Kevin Rudd found out.
Governments worldwide have grappled with various responses to greenhouse gas emissions and Australia's version of an emissions trading scheme (ETS) wasn't much different to ours.
When Jenny Shipley was appointed health minister in the previous National government, she confidently told Parliament she would be judged on hospital waiting lists.
This was unwise, because the waiting lists didn't improve and she was indeed judged, loudly and often, by the Labour Party.