Research goes a long way

Geoff Petty's diatribe about "tipping points" (November 10) appears to be straightforward propaganda from yet another of the bodies hell bent on the fantasy world of zero emissions-reading their "report" this lot aren't even bothered about "net" zero-they just want us all impoverished and cold and hungry.

- Paul McManus, Leeds

Fortunately, as their forecasts are all based on the usual terrible computer modelling, dodgy statistics and a huge dose of wish fulfilment we can probably look forward 20 years to COP 50 when a "tipping point" will still be just round the corner. As usual.