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pro vyhledávání: '"J.C. (Koos) Engelbrecht"'
Publikováno v:
Clean Air Journal, Vol 16, Iss 1 (2007)
Air quality management in South Africa has undergone drastic changes since the implementation of the National Environmental: Air Quality Act (Act 39 of 2004). The new Act shifts the emphasis fiom point-source control to proactively protecting the rec