I have written fairly extensively here on Continuations about climate change, including several times as part of Uncertainty Wednesday. I have also previously stated my support for geo-engineering research as far back as 2009 and again more recently in 2016. A common objection to geo-engineering is that the earth is a complex highly non-linear system. So the argument goes, anything we might do will likely be a cure that’s worse than the disease. There are two flaws with this argument. First, ...