If enough of us stop looking away and decide that climate change is a crisis worthy of Marshall Plan levels of response, then it will become one.
We can't leave everything to the free market. In fact, climate change is, I would argue, the greatest single free-market failure. This is what happens when you don't regulate corporations and you allow them to treat the atmosphere as an open sewer.
It is always easier to deny reality than to allow our worldview to be shattered, a fact that was as true of die-hard Stalinists at the height of the purges as it is of libertarian climate change deniers today.
In a world where profit is consistently put before both people and the planet, climate economics has everything to do with ethics and morality.
I am convinced that climate change represents a historic opportunity on an even greater scale.