The China Conservation and Research Center for the Giant Panda (CCRCGP) is located in the Wolong Nature Reserve. For over 20 years the organization has worked for the preservation of the panda population and has now resolved three key problems of breeding which restricted reproduction of the panda for a long time.
Plug-ins were invented to work around the limitations of early HTML and deliver more interactive content. A plug-in is an additional piece of software that specializes in processing particular types of content. For example, users may download and install a plug-in like Adobe Flash Player to view a web page which contains a video or an interactive game.
Punctal plugs are tiny, biocompatible devices inserted into tear ducts to block drainage. This increases the eye's tear film and surface moisture to relieve dry eyes. Also known as punctum plugs, lacrimal plugs or occluders, these devices often are no larger than a grain of rice.unctal plugs usually are considered when non-prescription or prescription eye drops fail to relieve your dry eye condition. Two general types of tear duct plugs are: 1  Semi-permanent, typically made of long-lasting materials such as silicone.