Hawai'i's Kīlauea volcano on the Big Island erupted on Monday morning, prompting the U.S. Geological Survey to issue a warning as it noted lava fountains spewed up to 262 feet. The big picture: Researchers are monitoring air quality as Kīlauea,

Hawaii’s Kīlauea volcano, located in Hawaii Volcanoes National Park, began erupting. Lava fountains emitted from the volcano, which is one of the most active ones in the world. The volcano erupted last in September and June.

Lava is bubbling through the crust of one of the world’s most active volcanoes, which is Kilauea, on Hawaii’s Big Island.