Natural and anthropogenic variations in methane sources during the past two millennia

[1]  D. Etheridge,et al.  Reconstruction of the carbon isotopic composition of methane over the last 50 yr based on firn air measurements at 11 polar sites , 2012 .

[2]  C. Buizert,et al.  Simultaneous stable isotope analysis of methane and nitrous oxide on ice core samples , 2011 .

[3]  P. Ciais,et al.  Climate-CH 4 feedback from wetlands and its interaction with the climate-CO 2 feedback , 2011 .

[4]  R. Hijmans,et al.  The contribution of rice agriculture and livestock pastoralism to prehistoric methane levels , 2011 .

[5]  Jed O. Kaplan,et al.  Holocene carbon emissions as a result of anthropogenic land cover change , 2011 .

[6]  J. McConnell,et al.  Multidecadal variability of atmospheric methane, 1000–1800 C.E. , 2011 .

[7]  P. M. Lang,et al.  Gas transport in firn: multiple-tracer characterisation and model intercomparison for NEEM, Northern Greenland , 2011 .

[8]  S. Burns Speleothem records of changes in tropical hydrology over the Holocene and possible implications for atmospheric methane , 2011 .

[9]  P. Friedlingstein,et al.  Late Holocene methane rise caused by orbitally controlled increase in tropical sources , 2011, Nature.

[10]  Caspar M. Ammann,et al.  Climate forcing reconstructions for use in PMIP simulations of the last millennium (v1.0) , 2011 .

[11]  R. Lawson,et al.  Representing the ice fall speed in climate models: Results from Tropical Composition, Cloud and Climate Coupling (TC4) and the Indirect and Semi‐Direct Aerosol Campaign (ISDAC) , 2011 .

[12]  S. K. Akagi,et al.  Emission factors for open and domestic biomass burning for use in atmospheric models , 2010 .

[13]  D. Shindell,et al.  Driving forces of global wildfires over the past millennium and the forthcoming century , 2010, Proceedings of the National Academy of Sciences.

[14]  F. Ljungqvist A new reconstruction of temperature variability in the extra‐tropical northern hemisphere during the last two millennia , 2010 .

[15]  T. Sowers Atmospheric methane isotope records covering the Holocene period , 2010 .

[16]  R. Alley,et al.  Carbon and hydrogen isotopic composition of methane over the last 1000 years , 2009 .

[17]  H. Tuomenvirta,et al.  Multicentennial megadrought in northern Europe coincided with a global El Niño–Southern Oscillation drought pattern during the Medieval Climate Anomaly , 2009 .

[18]  F. Joos,et al.  Climate and human influences on global biomass burning over the past two millennia , 2008 .

[19]  G. Etiope,et al.  Reappraisal of the fossil methane budget and related emission from geologic sources , 2008 .

[20]  S. Houweling,et al.  Early anthropogenic CH4 emissions and the variation of CH4 and 13CH4 over the last millennium , 2008 .

[21]  J. Oleson The Oxford Handbook of Engineering and Technology in the Classical World , 2008 .

[22]  Paul Steele,et al.  Law Dome CO2, CH4 and N2O ice core records extended to 2000 years BP , 2006 .

[23]  D. Etheridge,et al.  Unexpected Changes to the Global Methane Budget over the Past 2000 Years , 2005, Science.

[24]  K. Holmgren,et al.  Highly variable Northern Hemisphere temperatures reconstructed from low- and high-resolution proxy data , 2005, Nature.

[25]  W. Ruddiman,et al.  The case for human causes of increased atmospheric CH4 over the last 5000 years , 2001 .

[26]  I. Renberg,et al.  The Medieval Metal Industry Was the Cradle of Modern Large-Scale Atmospheric Lead Pollution in Northern Europe , 1999 .

[27]  E. Dlugokencky,et al.  The isotopic composition of atmospheric methane , 1999 .

[28]  Jerome Chappellaz,et al.  Changes in the atmospheric CH4 gradient between Greenland and Antarctica during the Holocene , 1997 .

[29]  Sungmin Hong,et al.  History of Ancient Copper Smelting Pollution During Roman and Medieval Times Recorded in Greenland Ice , 1996, Science.

[30]  J. Chappellaz,et al.  Variations in atmospheric methane concentration during the Holocene epoch , 1995, Nature.

[31]  B. Stauffer,et al.  The age of the air in the firn and the ice at Summit, Greenland , 1993 .