Yellowstone National Park is one of the oldest National Parks in the United States. It is around 3,500 square miles of protected lands, beautiful scenery, and thriving ecosystems. Research suggests, however, that it is already feeling the effects of climate change.
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An interesting perspective...what are the effects of ecosystems with salamanders, frogs, and other sensitive organisms like in areas not protected by the park service? What don't we know about the critters in our backyard?
It's amazing how these small organisms, along with other critters like bugs, larvae, and plants, are capable of measuring the health of an entire watershed or region.