But the Army's lease for state lands beneath a key part of the training range expires in 2029. Native Hawaiians upset with ...

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in ...

The U.S. military wants to continue live-fire training at Pohakuloa, a high-altitude plateau on Hawaii’s Big Island.

Nahuku Thurston Lava Tube in Hawaii Volcanoes National Park is one of the most amazing natural wonders you can visit and ...

If you’ve been following the ongoing episodic summit eruption of Kīlauea volcano on the Big Island, you might have seen the ...

The Mauna Loa Observatory in Hawaii, which has been at the forefront of global climate monitoring since the 1950s, is facing ...

Dominant trade wind conditions generally send tephra and volcanic gas southwest over the remote Ka‘u Desert. Eruption viewing areas within the national park are unaffected, but there can be decreased ...

Eruption viewing areas within the national park are unaffected, but there can be decreased air quality in communities ...

For 67 years, the observatory on Hawaii's Mauna Loa volcano has been taking these measurements daily  — tracking the invisible gas that is building up in our atmosphere and changing life on Earth.

The Mauna Loa Volcano is seen from the air near Kailua-Kona, Hawaii, on Dec. 12, 2022. ROBYN BECK/AFP via Getty Images ...

Mauna Loa in Hawaii, the world’s largest active volcano, which began erupting recently for the first time in nearly four decades to the delight of residents and tourists alike, has ceased doing ...

Mauna Loa, the world's largest volcano, started erupting for the first time in nearly four decades on Nov. 27 and posed a threat to a major highway on Hawaii's Big Island that connects the east ...