You can find synoptic leftists who say that climate change requires solving every other social problem in human history, but there is in fact a lesson to be drawn between the explosion of homelessness over the last few years and the renewable energy mania proffered as a solution to climate change.Let’s start with this NPR (NPR!!) report on the $1 billion Los Angeles is spending on homelessness, with no apparent effect on actually reducing homelessness:The high public cost of LA’s first sanctioned campground — more than $2,600 per tent, per month — has advocates worried it will come at the...