Indicator Species Reveal Environmental Health

When looking around outside, many people see reasons to worry about the environment. Often what they notice are effects of pollution and climate change, which can be harmful people, wildlife, ecosystems where live. Understanding condition all living non-living things in an ecosystem is important for maintaining a healthy But collecting information on every element takes time effort not always possible. Luckily, United States National Park Service scientists know that data one species, called indicator reveal lot well-being other species ecosystem. Based learn from observing studying park managers make decisions restoring plants, using chemicals, posting signs fishing rules. In Indiana Dunes (Indiana, States), researchers rely frogs as species.