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River Salaca - Latvia |
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River Tweed - United Kingdom |
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Rodna Mountains alpine zone - Romania |
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Rofental - Austria |
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Round Loch of Glenhead - United Kingdom |
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Samaria National Park - Greece |
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Sani Environmental Observatory - Greece |
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Sierra Nevada Global-Change Observatory (UGR-JA) - Spain |
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Sikfokut LTER - Hungary |
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Sonian Forest - Belgium |