Lately, Bill Gates has been thinking about what he calls the “hard stuff” of climate change. He isn’t talking about the challenges that we usually discuss in this newsletter, such as how to generate zero-carbon electricity (use wind, solar, and some nuclear). Nor does he mean the associated political challenges of overcoming partisan opposition. No, he means the […]
This excellent short article shows that the idea that there is more than economics is finally sinking in with some economists and decision-makers. For centuries theologians spent much of their time developing the metrics which would model the number of Angels who could fit on the head of a pin. In like for, many in […]
The first assessment of countries’ pledges to cut their greenhouse gas emissions in the next decade, a vital component of the Paris climate agreement, has found they are only a fraction of the effort needed to avoid climate breakdown. If all of the national pledges submitted so far were fulfilled, global emissions would be reduced by […]
Elizabeth May raises concern over fossil fuel subsidies.
Past is key to predicting future climate, scientists say Past carbon dioxide concentrations (at left) compared to possible future emissions scenarios (at right): The rate of current emissions is much faster – occurring over decades – unlike geological changes, which occur over millions of years. If emissions continue unabated, carbon dioxide levels could exceed the […]