A new study has unveiled surprising findings about mercury pollution: where it comes from and how it moves through the environment varies significantly depending on the ecosystem.
A new study has unveiled surprising findings about mercury pollution: where it comes from and how it moves through the environment varies significantly depending on the ecosystem.
In drier regions, most mercury is deposited through rain and snow. In wetter, forested areas, gaseous mercury from the air sticks to leaves, which then fall and carry the toxin into the ground.
Scientists from the U.S. Geological Survey, National Park Service, the Appalachian Mountain Club and public participants made this discovery by examining an unexpected indicator: dragonflies. Their findings were published today in the journal Environmental Science & Technology.
Read more at U.S. Geological Survey
Photo Credit: Lolame via Pixabay
