âFDA-clearedâ means a test system has been reviewed by the FDA and has been determined to be substantially equivalent to a test system already legally marketed for the same use. This could apply to waived, moderate or high complexity test systems.
The study estimates that there are now 3,890 wild tigers, up from 3,200 in 2010, when countries announced a historic commitment to double the population by 2022. Countries appear to be heading toward their goal, and this is the first time tiger numbers have been increasing globally in more than a hundred years.
Poaching, habitat loss and fragmentation have reduced the global population of tigers from over 100,000 in the 1900â²s, to less than 4,000 in the 1970â²s. Today, four of the remaining subspecies of tigers are considered endangered by the IUCN, while two of the subspecies are considered âcriticallyâ endangered.engal tigers are sometimes called Indian tigers and account for over half of all tigers remaining in the wild. Poaching for tiger parts is their major threat. The Bengal tiger is classified as endangered by the IUCN.