High-quality polar UV measurements : scientific analyses and transfer of the irradiance scale

• Main Author: Lakkala, Kaisa
• Other Authors: Blumthaler, Mario, University of Helsinki, Faculty of Science, Department of Physics, Division of Atmospheric Sciences, Helsingin yliopisto, matemaattis-luonnontieteellinen tiedekunta, fysiikan laitos, Helsingfors universitet, matematisk-naturvetenskapliga fakulteten, institutionen för fysik, Kyrö, Esko
• Format: Doctoral or Postdoctoral Thesis
• Language: English
• Published: Helsingin yliopisto 2010
• Subjects: meteorologia; Arctic; Antarctic; The Antarctic; Sodankylä; Antarc*
• Online Access: http://hdl.handle.net/10138/23154

The Earth's ecosystems are protected from the dangerous part of the solar ultraviolet (UV) radiation by stratospheric ozone, which absorbs most of the harmful UV wavelengths. Severe depletion of stratospheric ozone has been observed in the Antarctic region, and to a lesser extent in the Arctic...