Fluid inclusions in volcanoes are dominantly composed of carbon dioxide. At magmatic temperatures — 2,192 degrees — the density of the carbon dioxide strongly depends on pressure, which is influenced ...

Large lava fountains erupted from the north and south vents Jan. 24 within Halemaʻumaʻu Crater — reaching heights of at least 1,475 feet — during Episode 41 of the ongoing episodic eruption at Kīlauea ...

HILO, Hawaii (KHON2) — More cuts to programs are coming. This time two vital programs based on the Big Island are in the crosshairs — one of them monitors volcanoes and the other monitors climate and ...

The 50-kilometer (31-mile) Hilo to Volcano Ultramarathon is set to begin Saturday on the Big Island of Hawaii, according to UltraRunning Online. From the bayside town of Hilo, racers will climb the ...

Add Yahoo as a preferred source to see more of our stories on Google. Planning a trip to Hawaii’s Big Island? With its diverse landscape (10 of the world’s 14 climate zones), the island offers a wide ...

When referred to as a gas, it means a volatile has transitioned into the vapor phase. The most common gases (or vapor phase volatiles) emitted at the surface are water (H2O), carbon dioxide (CO2), and ...

Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory ...

This map shows the tephra fall associated with episode 41 of Kilauea's episodic summit eruption, on Jan. 24. Tephra is a generic word for any material erupted by a volcano that travels through the air ...

Planning a trip to Hawaii’s Big Island? With its diverse landscape (10 of the world’s 14 climate zones), the island offers a wide range of accommodations for every type of traveler. And it’s the only ...