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Poloniny National Park LTSER - Slovakia |
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Ramat Hanadiv (RHD) - Israel |
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Ravels Forest - Belgium |
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Retezat Biosphere Reserve - Romania |
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Rhine-Main-Observatory - Germany |
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Rodnei Calimani - Romania |
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Roztoczanski National Park - Poland |
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Rutzendorf, MUBIL Trial - Austria |
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Sakaerat Environmental Research Station - Thailand |
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Salmopol - Poland |