Wikipedia: "Ecosystem Services: Economics"
Read the Economics portion of this webpage, which discusses the economic valuation of the Earth’s Ecosystem Services. Ecosystem services are basically the benefits that people gain from ecosystems in the world. Within this text, find the estimated value of the world's ecosystem services and natural capital. Are you surprised by this value? Do you think it is too high or low?
Click https://en.wikipedia.org/wiki/Ecosystem_services#Economics link to open resource.