The summit eruption began within Halema’uma’u Crater in September 2021. More facts about Mauna Loa Mauna Loa is one of five volcanoes that together make up the Big Island of Hawaii ...

This little-known fact is surfacing at the state Legislature as lawmakers wrestle over legislation that would force macadamia-nut processors of iconic brands like Mauna Loa to disclose whether ...

Using a nearly 200-year record of lava chemistry from Kīlauea and Mauna Loa on the Big Island, scientists from University of ...

The level of carbon dioxide in the atmosphere measured by a weather station at the Mauna Loa Observatory in Hawaii increased by 3.58 parts per million in 2024 – the biggest jump since records ...

The Mauna Loa readings, known as the Keeling Curve, date back to 1958 and are the longest-running dataset of atmospheric CO2 concentrations. The increase in C02 and other heat-trapping greenhouse ...

This park preserves the natural setting of two active volcanoes: Kīlauea, one of the most active in the world, and Mauna Loa, one of the largest in the world. Visitors can hike across the floor of a ...

Magma is on the move around the ring of fire. Massive Mauna Loa in Hawaii is rumbling, and now molten rock movement has been detected below Mt. Edgecumbe, a long dormant volcano in Alaska.

TEMPO.CO, Jakarta - The Mauna Loa Observatory in Hawaii recorded the largest spike in atmospheric carbon dioxide (CO2) concentrations in 2024. Atmospheric carbon dioxide levels measured by weather ...