It was a koala massacre. Two years ago, Australia’s worst wildfire crisis left an unprecedented number of the country’s cherished wildlife charred or dead, among them tens of thousands of koalas. Photos of our iconic marsupial with barbecued paws shocked the world. In large parts of Eastern Australia, koalas are now endangered. On Saturday, as the country went to the ballot box for a national election, I couldn’t shake those indelible images of destruction and what they foretold for a country increasingly swept up by extreme climate disasters.