Listening to Nature's Heartbeat
"If a tree falls in a forest and no one is around to hear it, does it make a sound? Most of us have debated this very question once or twice, perhaps around a crackling campfire. In addition to providing some great fodder for late-night philosophizing, the rhetorical question helps illustrate an inconspicuous natural resource..."
Enjoy the Winter 2016 edition of Lassen Volcanic National Park's newsletter here:
https://www.nps.gov/lavo/learn/news/upload/Winter-2016-2017-web.pdf