A heat dome over North America, conflagrations in Greece, floods in Germany, Belgium and London, smoke from Siberian forest fires drifting over the North Pole, the hottest temperature ever recorded in Europe.

These were things never imagined when I was growing up. Any possibility of these things was consigned safely to the uncertain future.

And yet.

The climate has definitely changed in my lifetime and there can be no doubt that fact is overwhelmingly due to human activity.

That apocalyptic future is here. No longer in the future.

Now.

What will it take to make certain people believe that?