The bad news is that global warming will soon be irreversible and, by the end of the twenty-first century, large parts of the earth will be under water. China is emerging as the world’s greatest superpower while continuing to regiment its people and repress democratic civil liberties and human rights. Just as today the West spends its energies fighting an elusive “war on terror” generated by its fantasy that its survival depends on dominating other countries to gain their fossil fuels, in the future Western elites of wealth and power may seek to create medieval-style enclaves surrounded by private Blackwater-style armies to prevent ordinary citizens from getting at their dwindling supplies of food and other goods. Most people will be encouraged to blame each other and fight each other for the decreasing sustenance left to the majority of the planet’s residents.
All this is likely to happen gradually, as...