BOULDER, Colorado, Aug. 24 (TNSres) -- The Cooperative Institute for Research in Environmental Sciences issued the following news: * * * CIRES scientists contributed to the annual review of Earth's climate showing the past decade has been incredibly warm * * * Key takeaways * Carbon dioxide, methane, and nitrous oxide reached record-high concentrations in 2023 * 2015 to 2023 were the nine warmest years on record * Approximately 94 percent of the ocean surface experienced at least one m  more