2013 Arctic Report Card - Black Carbon

Black Carbon in the Arctic

S. Sharma1, J.A. Ogren2, A. Jefferson2, K. Eleftheriadis3, E. Chan1, P.K. Quinn4, J.F. Burkhart5

1Environment Canada, Atmospheric Science and Technology Directorate, Toronto, ON, Canada
2NOAA ESRL, Boulder, CO, USA
3Institute of Nuclear and Radiological Science & Technology, Energy & Safety N.C.S.R.
"Demokritos" 15310 Ag. Paraskevi, Attiki, Greece
4NOAA PMEL, Seattle, WA, USA
5University of Oslo, Department of Geosciences, 0316 Oslo, Norway

December 2, 2013

Highlights

  • Average equivalent black carbon (soot) concentrations in 2012 at Alert (Nunavut, Canada), Barrow (Alaska, USA) and Ny-Ålesund (Svalbard, Norway) were similar to average concentrations during the decade 2002-2012.
  • Annual equivalent black carbon has declined by 55% and 45% since the early 1990s at Alert and Barrow, respectively.

Visit: http://www.arctic.noaa.gov/reportcard/black_carbon.html

To learn more about their findings or see entire pdf attached to this report.

PDF icon Equivalent Black Carbon in the Arctic_ver03.pdf