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This aim of this study was to test the applicability of diatom indices developed in Europe for monitoring coastal stream waters in northern Poland. Water, sediment, and diatom samples were taken from streams in the resort town of Sopot that discharge into the Gulf of Gdansk. The physical and chemical measurements taken during the sampling period indicated that the purity of the stream waters had improved,...
The paper gives an overview of the modern concept of Internet data broker for environmental data transfer and exchange thorough the Internet. The main tasks of the specific data broker components are to catalogue data (metadata database), to search for data, to retrieve data subsets, to package data, to dispatch data and finally to charge for the data. These issues are covered by the activities within...
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