Law Dome - Methane Data and Description Etheridge, D.M.; Steele, L.P.; Francey, R.J.; Langenfelds, R.L. Etheridge, D.M. Steele, L.P. Francey, R.J. Langenfelds, R.L. earth science/paleoclimate/ice cores (ice age,null,null,year Common Era,null,ice cores,null,null,N,null) earth science/paleoclimate/ice cores (gas age,null,null,calendar year before present,null,ice cores,null,null,N,present defined as 2000 A.D.) earth science/paleoclimate/climate forcing|ice cores (methane,bulk atmosphere,null,parts per billion,null,climate forcing|ice cores,null,gas chromatography,N,null) earth science/paleoclimate/ice cores (sample identification,null,null,null,null,ice cores,null,null,N,null) earth science/paleoclimate/ice cores (depth,null,null,meter,null,ice cores,null,null,N,null) earth science/paleoclimate/ice cores (gas age,null,null,year Common Era,null,ice cores,null,null,N,null) earth science/paleoclimate/climate forcing|ice cores (methane,bulk atmosphere,null,parts per billion,null,climate forcing|ice cores,smoothed,gas chromatography,N,null) earth science/paleoclimate/ice core (Law Dome>LATITUDE -66.73>LONGITUDE 112.83) Records of past temperature, precipitation, atmospheric trace gases, and other aspects of climate and environment derived from ice cores drilled on glaciers and ice caps around the world. Parameter keywords describe what was measured in this data set. Additional summary information can be found in the abstracts of papers listed in the data set citations. NCDC-Paleoclimatology https://www.ncdc.noaa.gov/data-access/paleoclimatology-data - Bauer Bruce Investigator : Etheridge, D.M. Investigator : Steele, L.P. Investigator : Francey, R.J. Investigator : Langenfelds, R.L. 1998-07-01 ONLINE Files online, ASCII https://www.ncdc.noaa.gov/paleo/study/2460 https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/antarctica/law/law_ch4.txt https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/antarctica/law/law_ch4.txt English https://www.ncdc.noaa.gov/paleo/study/2460 https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/antarctica/law/law_ch4.txt Etheridge, D.M., L.P. Steele, R.J. Francey, and R.L. Langenfelds. 1998. Atmospheric methane between 1000 A.D. and present: Evidence of anthropogenic emissions and climatic variability. Journal of Geophysical Research 103(D13):15,979-15,993. START YEAR: 1008 AD * END YEAR: 1992 AD 112.83 -66.73 112.83 -66.73