Biodiversity, a portmanteau of bio (life) and diversity, generally refers to the variety and variability of life on Earth. According to the United Nations Environment Programme (UNEP), biodiversity typically measures variation at the genetic, the species, and the ecosystem level.
Meaning of Christopher. English name. In English, the name Christopher means-He who holds Christ in his heart. Famous Bearers: actors Christopher Plummer and Christopher Walken; explorer Christopher Columbus..Other origins for the name Christopher include-English, Biblical.The name Christopher is most often used as a boy name or male name.English Name Meaning-He who holds Christ in his heart. Famous Bearers: actors Christopher Plummer and Christopher Walken; explorer Christopher Columbus.eaning of Christopher. English name. In English, the name Christopher means-He who holds Christ in his heart. Famous Bearers: actors Christopher Plummer and Christopher Walken; explorer Christopher Columbus..
Columbus, Christopher (1451â1506) Italian navigator who led the first European expeditions to the coasts and islands of the Caribbean Sea and South America. Born in Genoa as Christoforo Colombo, he was the son of a weaver, Domenico Colombo, and Susanna Fontanarossa.