It wasn’t very long ago that having three children, as I have, was considered not a good thing. In just 2021 Prince Harry and Meghan Markle announced they were stopping at two for environmental reasons, rather than for the traditional reason of being totally knackered. This ‘stopping at two’ was enough to get them an award from the environmental British charity Population Matters (just don’t mention the private jets guys). When you visit the Population Matters website (patrons include Sir David Attenborough) you’re shown a terrifying collection of quotes, facts and stats which essentially spel…