Cutting data climate collection – as the Trump administration is now trying to do – is like breaking a thermometer to avoid ...

Many organisations have admitted that climate change is affecting how they operate. For example, the insurance ...

The Mauna Loa laboratory in Hawaii has measured atmospheric carbon dioxide, which — along with other planet-warming pollution ...

Rising temperatures, amplified by climate change, are contributing to an increase in cases of sleep apnea, a condition in which breathing repeatedly stops during sleep, according to a new study ...

Time is running out to curb climate change, scientists have warned in a major new report. With the remaining carbon budget only expected to last three years.

Landsat 8 acquired this image of Mauna Loa on December 20, 2014. The CO2 observatory is located just north of the summit caldera. Credit: NASA Earth Observatory/Landsat 8. Learn more about the image ...

The CO2 concentration at the Mauna Loa observatory in Hawaii has passed 430 parts per million When man first walked on the moon, the carbon dioxide concentration in Earth's atmosphere was 325 ...

For 67 years, the observatory on Hawaii's Mauna Loa volcano has been taking these measurements daily — tracking the invisible gas that is building up in our atmosphere and changing life on Earth.

Measurements from Mauna Loa Observatory—a global benchmark for tracking atmospheric CO₂—showed a May 2025 monthly average of 430.2 ppm, up 3.5 ppm from last year’s May measurements. NOAA’s Global ...

Last year, the average level of carbon dioxide rose faster over the previous year than at any other point since the recordings began, Scripps reported in January. The average readings for the 12 ...

A new record high for CO2 levels was set at Mauna Loa Observatory in May.