Figure 3(a) Annual number of observed oil slicks per light hour in the Baltic Sea and North Sea and (b) treatment of waste tyres in the EU+3
(a) Árlegur fjöldi fundinna olíuflekkja pr. flugstund í Eystrasalti og Norðursjó og (b) meðhöndlun úrgangshjólbarða í ESB+3