Biodiversity Clearing House Mechanism in Poland - Facilitates efficient exchange of information on biological diversity in Poland. Introduction to biodiversity-related issues,index of Polish Legal Acts, links.
Centrum Informatyczne TASK - the Academic Computer Center in Gdansk, an interuniversity metropolitan area network
Environmental Information Centre GRID-Warsaw - Responsible for collecting, procesing and providing information on environment in Poland and neighbouring regions, cooperating closely with both global and European environmental institutions. Overview of activities, publications, databases, links.
Environmental Lobbying Support Office - Established to enhance the activities of ecological non-governmental organisations by strengthening their influence on decision-making processes in government.
Fungi of Poland - Photographs and description of thousands species of macrofungi growing in Poland, index of scientific and common names, protected Polish fungi and Polish Red List of fungi, fungi through seasons.
IM PAN - The Institute of Mathematics of the Polish Academy of Sciences. In Polish and English.