User contributions for 2001:4C3C:B802:BD00:484:480F:8352:CB53
Jump to navigation
Jump to search
1 October 2025
- 19:5819:58, 1 October 2025 diff hist +7,839 N Liquid air In 2025 carbondioxide trace amount at Mauna Loa observatory varied between 430 ppm in spring and 425 ppm in late september. The given trace amount of 0.03% was last observed in the 1950s current