Evaporation Pan Meteorological instrument that is used to measure evaporation rates. Evaporite Type of sedimentary rock that is formed from the concentration of dissolved salts through evaporation . Evapotranspiration Combined loss of water to the atmosphere via the processes of evaporation and transpiration . Evergreen Vegetation Vegetation that keeps a majority of their leaves or needles throughout the year. Also see deciduous vegetation and succulent vegetation .
Evolution Is a process by which species come to possess genetic adaptations to their environment.
Its mechanism is natural selection . It also requires genetic mutations . A physical weathering feature associated with granite that is the result of the erosion of overburden material and pressure-release. With the release of pressure, layers of rock break off in sheets or shells leaving a dome-like bedrock feature. Exogenic Refers to a system that is external to the Earth.