Climate activists’ current stated goal is to limit global warming to 1.5 degrees Celsius compared to pre-industrial levels. To achieve this goal, according to the latest IPCC report, atmospheric CO2 levels must peak by 2025. But this battle is already lost, so what is their Plan B? The above statement is not a critique of the desirability of the 1.5-degree goal, which I am not competent to evaluate. The unhappy truth, though, is that not all good goals are achievable. Not even … [Read more...]