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Pieninski National Park - Poland |
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Pinios Hydrologic Observatory - Greece |
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Plynlimon - United Kingdom |
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Pokljuka - Slovenia |
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Polana Biosphere Reserve (Hukavsky grun) - Slovakia |
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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 |