title: The 20th anniversary of the Montreal Protocol and the unexplainable 60% of ozone loss.
authors: Department of Applied Physics, University of Athens, University Campus Bldg. Phys. V, Athens 15784, Greece. covar@phys.uoa.gr
authors: Costas A
authors: CA
authors: Varotsos
mesh_terms: D000397:Air Pollution; D001272:Atmosphere / Q000737:chemistry*; D002712:Chlorides / Q000737:chemistry; D004784:Environmental Monitoring; D017752:Greenhouse Effect; D007391:International Cooperation; D010126:Ozone / Q000737:chemistry*
chemical_list: D002712:Chlorides; D010126:Ozone