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http://www.ulb.ac.be/ceese/meta/cdsnl.html
Belgian environmental directories of about 500 environmental subjects.
Keywords: www, air, best, biodiversity, comprehensive, directories, directory, ecology, environmental, internet, links, list, lists, metadatabase, nature, noise, pollution, protection, resources, selected, soil, sustainable development, virtual library, waste, water, world wide web, environment
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