Naturalists' Club is an independent, non-governmental organization working in the field of nature conservation and environmental education. The organization is active in all Poland, especially in its western and northern part. It was established in Świebodzin (Lubuskie Voivodeship). At first the main area of organization’s activities was connected with Lubuskie Land. Until February it held the name Lubusier Naturalist’s Club (Lubuski Klub Przyrodników).
The Club leads varied activities, e.g. collects data about nature in Poland, publishes books: scientific quarterly “Nature Review” (Przegląd Przyrodniczy), bulletin "Bociek" and holds an Internet bookstore.
The Club makes nature inventories, does researches, gives expert opinions, develops conservation plans and methods, organizes trips and workshops, runs nature museums, breeds sheep etc.

There is still an old webpage available but no longer updated (http://www.old.kp.org.pl).