Elect local officials. Save local parks. Make life better for one kid at a time, including your own. People solve problems. Individuals will have to solve the population problem and all the problems it creates.
Good works are key.
There s a bonus. Doing good works feels good, too. He uses water as an example of how sprawl is a population issue because sprawl affects the use of resources. At the end of many of Kostmayer s speeches, someone asks him what one person can do. He reinforces the importance of creating the connection between doing work and effecting meaningful change.