Hawaii’s Mauna Loa Observatory just captured an ominous sign about the pace of global warming. Atmospheric levels of ...

The eruption of the Mauna Loa volcano in the US state of Hawaii prompted residents and tourists to visit the site to witness the rare scene. It is the world’s largest active volcano. After its ...

The colossal Axial Seamount, one of the most active and best-monitored underwater volcanoes in the world, could erupt in a ...

The change measured by the Mauna Loa Observatory was likely driven by wildfires and continued burning of fossil fuels, scientists say Sara Hashemi Daily Correspondent The Mauna Loa Observatory in ...

Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. A n earthquake on the flank of one of the world ...

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 ...

This is what the latest data shows from the Mauna Loa observatory in Hawaii, where measurements of CO2 levels in the atmosphere have been collected for more than 60 years. In 2024, the rise in ...