The U S Weather Bureau has a station on Mauna Loa in Hawaii

Last updated: 5/27/2023

The U S Weather Bureau has a station on Mauna Loa in Hawaii that has measured carbon dioxide levels since 1959 At that time there were 320 parts per million of carbon dioxide in the atmosphere In 2005 the figure was 381 parts per million Find the increase in carbon dioxide levels and the percent of increase Round to the nearest tenth of a percent Increase carbon dioxide levels Percent increase parts per million