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Handbook 4: Avian influenza and wetlands
… above which was convened by the Convention on Migratory Species (CMS) and has benefited hugely from the collective … H5N1 poses to waterbird populations, including globally threatened species such as the Sibe- rian Crane Grus … high conservation importance 56. The presence of globally threatened species (more than 1% of a biogeographic waterbird …
Ramsar Technical Report 7: Ramsar Wetland Disease Manual
… – land use, pollution, abstraction, livestock, introduced species, or such like. It becomes easy to see that decisions … importance, wetlands continue to be among the world’s most threatened ecosystems, owing mainly to ongoing drainage, … likely to continue to suffer large losses to an already threatened population. CHAPTER 1 – INTRODUCTION – Page 21 1.4 …