Efforts to save the tiger are being undermined by a lack of information about how many of the endangered cats live in the wild, the conservation group WWF said.
A Caspian Tiger National Park may be opened in 2019.
An Action Plan of reintroduction of the Turanian tiger in Kazakhstan was discussed during a conference in Astana.
Conservationists on Wednesday slammed Australia's approval for an Indian firm to expand a major coal port on the Great Barrier Reef coast, warning it would hasten the natural wonder's demise.
Bangladesh is to launch a census of tigers next month living in the world's largest mangrove forest in a bid to determine the full extent of the threat to their survival.
Australia insisted Friday that protecting the Great Barrier Reef was a top priority, but conservationists WWF said not enough had been done to prevent UNESCO deeming it a world heritage site "in danger".
From a devilish-looking bat to a frog that sings like a bird, scientists have identified 126 new species in the Greater Mekong area, the WWF said Tuesday in a new report detailing discoveries in 2011.
China, Vietnam and Thailand are among the worst offenders in fuelling a global black market that is seeing record numbers of elephants and rhinos killed in Africa.
The Ili River estuary and the Southern part of Balkhash lake were included into the Wetland of International Importance List.