>> Plus, plenty of negative predictions turned out to be entirely true. And then it took a lot of time and effort to counteract them. > Such as? The ozone lay

>> Plus, plenty of negative predictions turned out to be entirely true. And then it took a lot of time and effort to counteract them. > Such as? The ozone layer, Y2K. More recently, climate change (which humanity as a whole is mostly doing nothing about, so we'll see how that ends).