Biodiversity policy: State of the World's Birds 2013
Birdlife has produced State of the World's Birds 2013, giving snapshots and overviews of biodiversity status, pressures and responses. Links to further resources. Exuberant graphics.
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Filtered on Taxonomy term (ornithology), Date (Jul 2013).
Biodiversity policy USA: State of the Birds 2013
State of the Birds 2013 has been published, an assessment covering the USA from government agencies and NGOs