The Environmental Vulnerability Index is a measurement devised by the South Pacific Applied Geoscience Commission (SOPAC), the United Nations Environment Program (UNEP) and others [1] to characterize the relative severity of various types of environmental problems suffered by individual nations. Measurement is the process of estimating the magnitude of some attribute of an object such as its length or weight relative to some standard ( unit of measurement) such as The Pacific Islands Applied Geoscience Commission ( SOPAC) is an inter-governmental regional organisation dedicated to providing services to promote The United Nations ( UN) is an International organization whose stated aims are to facilitate cooperation in International law, International security See also Nature The natural environment, commonly referred to simply as the environment, is a terminology that is comprised of all living and A nation is a Human Cultural and Social Community. In as much as most members never meet each other yet feel a common bond it may be considered