Ecosystem services such as clean water from forests are free, but now their value is being recognized. Entrepreneurs are developing markets for these services and providing incentives for conservation.
Markets for ecosystem services such as water filtration, erosion control, and pollination benefit the providers and enhance environmental assets.
Once an icon of the American west, bison are now hazed through costly government-driven efforts and killed in droves around Yellowstone National Park during the winter. Their crime: migrating outside of the park's borders onto public and private land in Montana, searching for food.