One of a independent utilizes of Environmental Chemistry is a have of quantitative analysis, to better read the chemistry of natural systems or even even as an fact-finding convienence by bodies like the epa professional to identify, for example levels of contamination freed by industry into a river, soil or air. Environmental chemistry is utilized to identify levels of nitrate/phosphate existence leached from either agrarian land into fluids courses which can lead to algal blooms and eutrophication, this application is especially valid in nitrate vulnerable zones in which agriculture can severely impact on natural systems whenever left uncurbed.