Tyler Christopher is leaving 'General Hospital' â Nikolas has been recast at 'GH' with Nick Stabile. Get the details. Tyler Christopher is leaving 'General Hospital' â Nikolas has been recast at 'GH' with Nick Stabile.
Definition of BIOREGION. : a region whose limits are naturally defined by topographic and biological features (as mountain ranges and ecosystems).â bioÂ·reÂ·gionÂ·al \ËbÄ«-Å-ËrÄj-nÉl, -ËrÄ-jÉ-nÉl\ adjective.ADVERTISEMENT. a region whose limits are naturally defined by topographic and biological features (as mountain ranges and ecosystems).
Ecozones delineate large areas of the Earth's surface within which organisms have been evolving in relative isolation over long periods of time, separated from one another by geographic features, such as oceans, broad deserts, or high mountain ranges, that constitute barriers to migration.hey are distinct from biomes, also known as major habitat types, which are divisions of the Earth's surface based on life form, or the adaptation of plants and animals to climatic, soil, and other conditions.