Phenology is the study of recurring plant and animal life cycle stages, or phenophases, such as leafing and flowering of plants, maturation of agricultural crops, emergence of insects, and migration of birds. Many of these events are sensitive to climatic variation and change, and are simple to observe and record.
Polychlorinated biphenyls (PCBs) are a group of manmade chemicals. They are oily liquids or solids, clear to yellow in color, with no smell or taste. PCBs are very stable mixtures that are resistant to extreme temperature and pressure.
Home >> Health Channels >> Medical References >> Medical Information Bureau. Medical information bureau also known as the MIB Group, Inc. is essentially a nonprofit credit rating agency that serves the North American insurance industry. It is located in Essex, MA and is one of the repositories of health records in the world.