Final answer:
Ecosystem capital is most likely appreciated by policymakers, environmental economists, and conservationists who recognize the importance of ecosystem services in decision-making.
Step-by-step explanation:
Ecosystem capital refers to the value of the natural resources, services, and functions provided by ecosystems. This concept is most likely appreciated by policymakers, environmental economists, and conservationists. These individuals recognize the importance of ecosystem services in supporting human well-being and the need to incorporate their values into decision-making.