Sublime

for more than three-quarters of the world’s economy. As they expand, many of the world’s fast-growing cities end up building over floodplains, forests, and wetlands that could absorb rising waters during a storm or hold reservoirs of water during a drought.

Elinor Ostrom,

protect themselves from the storms that are getting more violent, shore up storm-water drainage systems, and raise wharves so they stay above rising tides.

But occasionally some would find forecasts that would change their behavior enough to perturb the overall price pattern, causing other investors to change their forecasts to re-adapt. Cascades of mutual adjustment would then ripple through the system. The result was periods of tranquility followed randomly by periods of spontaneously generated

The fact that any effective policy must cover all of the major emitting nations around the globe is the nub of the challenge in reducing human influences. The prosperous countries have the resources to reduce their emissions while maintaining their prosperity, and many have started on that path.

restrict access to their roads by fossil-fuel-powered vehicles. They can also establish green building policies, electrify their vehicle fleets, and set procurement guidelines and performance standards for municipally owned buildings.