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LTSER-Sabor - Portugal |
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Luquillo Long-Term Ecological Research - Puerto Rico |
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Machuqueira do Grou - Portugal |
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Meise Botanic Garden - Belgium |
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Monitoring bird populations including breeding bird survey at Biological Station Lake Neusiedl |
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Montagna di Torricchio - Italy |
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Monumento Naturale Torre Flavia (Roma) - Italy |
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Moor House - Upper Teesdale - United Kingdom |
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Nagaura Tidalflats, Kumamoto University - Japan |
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National Park Berchtesgaden - Germany |