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Afon Gwy - United Kingdom |
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Afon Hafren - United Kingdom |
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Alice Holt - United Kingdom |
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Allt na Coire nan Con - United Kingdom |
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Alptal-Nitrogen-addition - Switzerland |
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Arikaree River NEON - United States of America |
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Ashiu Forest Research Station - Japan |
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Augustendorf intensive forest monitoring site - Germany |
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Baileux - La Sormone - Belgium |
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Beagh's Burn - United Kingdom |