For example, trophy homes in sensitive riparian zones and wildlife corridors present serious problems. People, especially rich people, should be held accountable for the consequences of their actions. In general, however, richer is greener. Good economists never argue that the market is perfect. It is not and will never be.
Markets drive toward narrow efficiency.
They ignore many intangibles and often destroy things with no price and no owner. Business, by its competitive nature, is rapacious when not held accountable. That's why we support sensible environmental regulations. Most greens seek environmental quality, not socialism. However, many of the older generation still view markets primarily as tools for big business and as means of exploiting nature and the poor.