The refrain from world leaders ahead of the UN COP26 conference in Glasgow from October 31 to November 12 is that this is our “last best chance” to stop catastrophic climate change. It may sound alarmist, but scientists say it is justified. In The Lancet’s annual Countdown report, the medical journal tracks the effects of climate change through 40 different indicators. His unequivocal conclusion? Things keep getting worse, both for the economy and for human health. Here are some of the main findings. .