The Mail has published an article by a businesswoman in her 30s who has vowed not to start a family. She has even persuaded her husband to have a vasectomy after doctors refused to sterilise her. Such decisions are anyone’s free choice, and for any reason they wish, but in this case the claimed reason turns out to be climate change:

For how can I bring an innocent warm bundle into the world when none of us can say that the world will even be habitable for them? In the past few weeks, two new sets of statistics have emerged – the first to widespread hand-wringing; the second to barely a whimper.

The first showed that the U