cf: C. MacFarling Meure et al.: Law Dome CO2, CH4 and N2O ice core records extended to 2000 years BP. In: Geophysical Research Letters. Volume 33, L14810, doi:10.1029/2006GL026152, 2006
Red line:
Cape Grim data: "CSIRO Marine and Atmospheric Research and the Australian Bureau of Meteorology (Cape Grim Baseline Air Pollution Station)" (CSIRO and the Australian Bureau of Meteorology give no warranty regarding the accuracy, completeness, currency or suitability for any particular purpose and accept no liability in respect of data.)
{{Information |Description ={{en|1=Atmospheric nitrous oxide concentrations in the Common Era (yrs. 0–2016). * Blue line: ** Name of dataset: Law Dome Ice Core 2000-Year N<sub>2</sub>O Data ** last update: 7/2010 (Original receipt by WDC Paleo)...