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1
Unesco offers anti-pollution scheme to clean up Mactan
Argitaratua izan da Manila Bulletin (2005)Artikulua -
2
UNESCO official proposes detoxifying factory wastes
Argitaratua izan da Manila Bulletin (2005)Artikulua -
3
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4
DENR panel orders Mandaue company to clean up its mess
Argitaratua izan da Manila Bulletin (2003)Artikulua