From Flickr: Coconino National Forest. Nobody necessarily wants a fire, but they're actually important to the forest's health. When studying animal or botanical health, researchers generally talk about the health of the "ecosystem". Dictionary .com offers two definitions: 1. a system, or a group of interconnected elements, formed by the interaction of a community of organisms with their environment; 2. any system or network of interconnecting parts, as in a business. "Ecosystem" is a relatively recent word, only dating to the 1930s. Before that, everything was just a "system": "an assemblage or combination of things or parts forming a complex or unitary whole." Seeing an ecosystem-- interconnected elements/parts/organisms-- is challenging. In recent arts attendance research, barriers to attendance are discussed, but there is little evidence that any changes are being made by organizations with this new knowledge. The few ...