biodiversity Essay -- essays research papers

"BIODIVERSITY"     Biodiversity, as defined by E.O. Wilson, "is meant to be all inclusive-its the genetic based variation of living organisms at all levels, from thevariety of genes in populations of single species, through species, on up to thearray of natural ecosystems." This includes plants, animals, insects, fungi,bacteria, and all microorganisms. All of these things create what is known as aweb. These things interact with each early(a) in some way there for they depend onone another throughout their lifetime. There are many separate ways in which wecan study biodiversity. These ways include, genetic, species, community,ecosystem, and taxonomic diversity. Biodiversity can be best number of speciesin a given area, or scientifically, "species richness."     Today there is a biodiversity crisis facing us. This is caused chief(prenominal)lyby the destruction of habitats. This dramatically increases the rate at whichs pecies decrease in number and become extinct. It is appalling to know that weare the main cause of this. Over fishing, pollution, over cutting, and anincrease in population contribute to this problem. An example of this is thegold mining operation that we saw in the video. While mining, quicksilver wasdripping into the water. The mercury then got into the fish and into the humanswho ate the fish.     Biodiversity promotes a healthy environment. Environments...