Both the Kilauea and the Mauna Loa volcanic activity are visible from the national park in Volcano, said spokeswoman Jessica Ferracane. ... when a cruise ship was expected to be arriving in Hilo.

HILO, Hawaii — Many people on the Big Island of Hawaii are bracing for major upheaval if lava from Mauna Loa volcano slides across a key highway and blocks the quickest route connecting two ...

His father, Charles David Keeling, used Mauna Loa measurements to establish the famed Keeling Curve — a graph showing the accumulation of carbon dioxide in Earth’s atmosphere from 1958 up to ...

Hawai’i Volcanoes National Park, which calls Mauna Loa the largest active volcano in the world, has an elevation above the sea floor of about 33,500 feet – with about 19,700 feet of its total ...

Lava From Mauna Loa Flowing Toward Major Highway, May ‘Cut Off' Two Sides of Hawaii's Big Island The slow-moving lava is on course to hit the Daniel K. Inouye Highway next week, but the highway ...

An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever seasonal peak concentration of the greenhouse gas. For the first time ...

Mauna Loa Road from Highway 11 to Kipuka­puaulu, Kipukapuaulu Trail and the day-use area will remain open. The closure will start at the gate past Kipuka­puaulu from 8:30 a.m. to 4 p.m. today ...