The Mauna Loa laboratory in Hawaii has measured atmospheric carbon dioxide, which — along with other planet-warming pollution ...

Elevated seismic activity has caused Hawai’i Volcanoes National Park to close the Mauna Loa summit backcountry until further notice, the park announced this week. Covering half of the Island of ...

The Mauna Loa summit at Hawaii Volcanoes National Park is closed until further notice due to the volcano "experiencing heightened unrest," according to an advisory posted by the Hawaiian Volcano ...

It would eliminate the agency’s Office of Oceanic and Atmospheric Research and zero out funding for its climate, weather and ocean laboratories and cooperative institutes, which work to improve ...

The Mauna Loa summit remains closed as 65 earthquakes have hit the huge volcano in one day. In the past 24 hours prior to Wednesday morning local time, the Hawaiian Volcano Observatory detected 65 ...

As of 2:43 a.m. local time, "the eruption continues at the summit of Mauna Loa," according to the latest Hawaiian Volcano Observatory Status Report from the U.S. Geological Survey (USGS).

The eruption began in Moku’āweoweo, the summit caldera of Mauna Loa, on Sunday at approximately 11:30 p.m. HST, according to the Hawaii Volcano Observatory.

This aerial image released by the U.S. Geological Survey on Nov. 28, 2022, courtesy of the National Weather Service, shows the lava in the summit caldera of Mauna Loa in Hawaii, which is erupting ...

Events at Mauna Loa’s summit leading up to and during the rift zone eruption are not well understood. In this period of the 19th century, visits to the summit region were rare, ...

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.