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Poloniny National Park LTSER - Slovakia |
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Porton Down - United Kingdom |
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Post-mining lakes - Czechia |
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Puergschachen Moor - Austria |
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Research Department for Limnology Mondsee - Austria |
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Research monitoring station "Petrodolinskoye" - Ukraine |
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Réunion National Park - France |
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Rimov reservoir - Czechia |
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River Bure - United Kingdom |
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River Bush - United Kingdom |