The greenhouse effect was discovered more than 150 years ago and the first scientific paper linking carbon dioxide levels in ...

His father, Charles David Keeling, used Mauna Loa measurements to establish the famed Keeling Curve — a graph showing the accumulation of carbon dioxide in Earth’s atmosphere from 1958 up to ...

Both the Kilauea and the Mauna Loa volcanic activity are visible from the national park in Volcano, said spokeswoman Jessica Ferracane. ... when a cruise ship was expected to be arriving in Hilo.

HILO, Hawaii — Many people on the Big Island of Hawaii are bracing for major upheaval if lava from Mauna Loa volcano slides across a key highway and blocks the quickest route connecting two ...

Lava From Mauna Loa Flowing Toward Major Highway, May ‘Cut Off' Two Sides of Hawaii's Big Island The slow-moving lava is on course to hit the Daniel K. Inouye Highway next week, but the highway ...

An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever seasonal peak concentration of the greenhouse gas. For the first time ...

NOAA, the nation’s leading climate science agency, may lose dozens of offices, including one that is key to the Mauna Loa Observatory in Hawaii. Listen to this article · 5:30 min Learn more.

A shutdown could also affect major astronomy research at the summit of Mauna Kea, a 13,803-foot (4,207-meter) peak next to Mauna Loa that is home to some of the world’s most advanced telescopes.