The best way to keep premiums down is to prevent climate change and the disasters it causes
No matter how much you pay for your home or car insurance, if your property is damaged by mouse plague, nuclear radiation, war or rising sea levels you are almost certainly on your own.
If you’re lucky, your insurance might cover you against storms but maybe not against floods (you know the difference, right?). Likewise, your insurance almost certainly doesn’t cover you against storm surges or a dam bursting.