1. Stevenson DS, Johnson CE, Collins WJ, Derwent RG (2003) The tropospheric sulphur cycle and the role of volcanic SO2. In: Clive O, David M, Pyle-Jenni B (eds) Volcanic degassing. Geological Society of London, London, ISBN 186239136X, 9781862391369
2. Smith SJ, van Aardenne J, Klimont Z, Andres RJ, Volke A, Delgado AS (2011) Anthropogenic sulphur dioxide emissions 1850–2005. Atmos Chem Phys 11:1101–1116. doi:
10.5194/acp-11:1101-2011
3. Mareckova K, Wankmueller R, Whiting R, Pinterits M (2012) Review of emission data reported under the LRTAP Convention and NEC Directive. EMEP Inventory Review.
http://www.ceip.at/review-results/
4. Hole LR, Christensen JH, Ruoho-Airola
T, Torseth K, Ginzburg V, Glowacki P (2009) Past and future trends in concentrations of sulphur and nitrogen compounds in the Arctic. Atmos Environ 43:928–939
5. Kühnel R, Roberts TJ, Bjorkman MP, Isaksson E, Aas W, Holmen K, Strom J (2011) 20-year climatology of NO3
− and NH4
+ wet deposition at Ny-Alesund. Svalbard, Adv Meteorol. doi:
10.1155/2011/406508
, Article ID 406508