Wikipedia: Ecosystem = community of living organisms in conjunction with the nonliving components of their environment (things like air, water and mineral soil), interacting as a system. These biotic and abiotic components are regarded as linked together through nutrient cycles and energy flows.
Protected Planet: Do intact #ecosystems really exist? “natural,” “intact,” and “wild” lands actually exhibit long histories of use, as do #protectedareas and #Indigenous lands.
Elsewhere on the Web
Tourism ecosystems: A way to think about challenges and solutions to tourism development – Shaun Mann