DESTINATION HAWAII Climbing Mauna Kea and Mauna Loa requires fortitude - and a 4-wheel-drive rental car. By James Dannenberg, Special to The Chronicle Aug 24, 2008.

MAUNA LOA, Hawaii >> Mauna Kea has been the popular choice for Hawaii island visitors who want to drive to the top of a 13,800-foot high volcano.

The last time Mauna Lao displayed elevated earthquake activity was in 2021 from January to March. “Earthquake activity has been increasing from 5-10 earthquakes per day since June 2022, to 10-20 ...

An instrument near the summit of Mauna Loa in Hawaii has recorded a long-awaited climate milestone: the amount of carbon dioxide in the atmosphere there has exceeded 400 parts per million (ppm ...

Atmospheric concentrations of carbon dioxide made history last month by climbing to their highest seasonal peak available in historical records, a team of researchers reported. For the first time ...