Types of Water Pollution. Toxic Substance -- A toxic substance is a chemical pollutant that is not a naturally occurring substance in aquatic ecosystems. The greatest contributors to toxic pollution are herbicides, pesticides and industrial compounds.he sources of water pollution are categorized as being a point source or a non-source point of pollution. Point sources of pollution occur when the polluting substance is emitted directly into the waterway. A pipe spewing toxic chemicals directly into a river is an example.
Herds resemble slow moving, multicolored forests of bare trees as their horns sway with every step. The AnkoleâWatusi breed is part of the Sanga family of African cattle breeds, which originated over 2,000 years ago from a combination of the Egyptian.
There are many breeds of tropical cattle but here are just a few for starters: Dajal-a white/grey humped cattle found in and near Pakistan Brahman-these are the cattle that â¦ are considered sacred in Hindu religion and are found in India Ilawarra-a cattle found in Australia and some southeast Asian countries.