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Slapy reservoir - Czechia |
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Slowiński National Park - Poland |
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Solling - Germany |
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Sonnblick Observatory - Austria |
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Sugadaira Research Station, Mountain Science Center - Japan |
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Suserup - Denmark |
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Tatrzanski National Park - Poland |
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The City of Lodz LTSER - Poland |
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The Sulejow Reservoir LTER - Poland |
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The UNESCO/UNEP the Pilica River Demonstration Site - Poland |