LA Times: In the 1959 Gregory Peck classic “On the Beach,’ humanity’s last holdouts in the aftermath of a global nuclear war huddle in Australia and wait for the inevitable atomic wind to carry the rest of the species away. When it comes to today’s real-world climate crisis, though, Australia is going first, not last. As Times staff writer Julie Cart reported Thursday, Australia appears to be experiencing the effects of climate change earlier and more dramatically than most of the other …