Suggested Citation: "Appendix A - Valuing River Ecosystem Services." National Research Council. 2007. River Science at the U.S. Geological Survey. Washington, DC: The National Academies Press. doi: 10 ...

When you go to a grocery store, the tomatoes, box of pasta or can of tuna you buy each have a price tag. But goods and services in the environment — think clean water, tree cover, or flood control — ...

The concept of "moats" in business is relatively new, although the underlying strategy has existed for a long time. While companies have been building, or attempting to build, moats around their ...

If you liked this story, share it with other people. The combined effects of humanity’s actions are making ecosystems less resistant to change, and threatening the vital ecosystem services humanity ...