the ability of a given assemblage of organisms to withstand disturbance without a major change in the number of species or individuals
referring to the nutrients available to and used within a population, community, or ecosystem
radiation beyond the violet (high energy) end of the visible light spectrum. UV-B is the middle range wave-length of the three UV bands, and is largely absorbed in the Earth's atmospheric ozone layer; prolonged exposure to UV-B can be biologically damaging.
symbiotic dinoflagellates in corals and other organisms