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Appennino settentrionale - Italy |
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Araucaria Forests of Southern Brazil - Brazil |
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Arava Platform (ARV) - Israel |
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Archipelago Research Institute - Finland |
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Arctic Tundra LTER - United States of America |
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Arctic-alpine tundra - Czechia |
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Arikaree River NEON - United States of America |
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Arrecifes del Pacifico Mex-LTER - Mexico |
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Asa Experimental Forest and Research Station - Sweden |
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Ashiu Forest Research Station - Japan |