This story was originally published by Grist and is reproduced here as part of the Climate Desk collaboration.

Fast forward to 2025, and there have been only three eruptions of Mauna Loa in the past 75 years since 1950: 1975, 1984, and ...

Step off the beaten path and explore the quieter side of Hawaii where fewer tourists and deeper stories await.

Closing Mauna Loa and three other U.S. sites that track greenhouse gases would disrupt a decades-long record of the planet’s ...

Former federal officials and outside experts have warned for months that President Donald Trump’s deep staffing cuts to the ...

Data collected by Mauna Loa from 1958 onward let us clearly see the evidence of climate change for the first time. The station samples the air and measures global CO₂ levels.

The Mauna Loa laboratory in Hawaii has measured atmospheric carbon dioxide, which — along with other planet-warming pollution — has led directly to climate change, driving sea level rise ...

The second, filed in January 2024, challenged the constitutionality of Act 255, which established the Mauna Kea Stewardship and Oversight Authority (MKSOA).