The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Carbon dioxide (CO2) concentrations and the isotope composition (δ13C) were analyzed in Mt. Waliguan (WLG), China; Ulaan Uul (UUM), Mongolia; Tae-ahn Peninsula (TAP), Korea; Ryori (RYO), Japan; and Mauna Loa (MLO), Hawaii during 1991–2011. The average CO2 growth rate at MLO was 1.7 ppm year−1 during 1993–2004 and accelerated to 2.0 ppm year−1 during 2005–2011. The average difference from MLO during...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.