| The IUCN Red List Categories and Criteria are an objective and widely accepted system for classifying species at high risk of extinction. BirdLife coordinates the assessment of the status of the world’s birds using these categories and criteria and, as the official Red Listing Authority for birds for the IUCN Red List.............. |  |
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Extinct species
Climate Change and Biodiversity Decline
| The scientific evidence is overwhelming: climate change is happening, it is largely caused by human activities, it presents very serious global risks for people and biodiversity around the world and it demands urgent response at all levels. The direct and indirect impacts of climate change are of central concern to .......... |
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BirdLife and taxonomy
| BirdLife International maintains its own taxonomic checklist of the world’s bird species because (1) there are so many different global, regional, national, site and family taxonomic checklists, and (2) the current major phase of taxonomic revision requires BirdLife to track and evaluate new arrangements as they are proposed............... |
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What’s new (2009)
2009 Red List UpdatesBirdLife International’s 2009 update of the IUCN Red List for birds follows the publication in 2008 of Threatened Birds of the World when all the world’s birds were comprehensively assessed against the IUCN Red List criteria |
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