LiègeLiège (liˈɛʒ,_liˈeɪʒ , ljɛʒ, li.eːʃ; Lîdje liːtʃ; Luik lœyk; Lüttich ˈlʏtɪç) is a major city and municipality of Wallonia and the capital of the Belgian province of Liège. The city is situated in the valley of the Meuse, in the east of Belgium, not far from borders with the Netherlands (Maastricht is about to the north) and with Germany (Aachen is about north-east). In Liège, the Meuse meets the river Ourthe. The city is part of the sillon industriel, the former industrial backbone of Wallonia.
Agricultural pollutionAgricultural pollution refers to biotic and abiotic byproducts of farming practices that result in contamination or degradation of the environment and surrounding ecosystems, and/or cause injury to humans and their economic interests. The pollution may come from a variety of sources, ranging from point source water pollution (from a single discharge point) to more diffuse, landscape-level causes, also known as non-point source pollution and air pollution. Once in the environment these pollutants can have both direct effects in surrounding ecosystems, i.
Liège ProvinceLiège (ljɛʒ; Lîdje liːtʃ; Luik lœyk; Lüttich ˈlʏtɪç) is the easternmost province of the Wallonia region of Belgium. Liège Province is the only Belgian province that has borders with three countries. It borders (clockwise from the north) the Dutch province of Limburg, the German states of North Rhine-Westphalia and Rhineland-Palatinate, the Luxembourgish canton of Clervaux, the Belgian Walloon (French-speaking) provinces of Luxembourg, Namur and Walloon Brabant and the Belgian Flemish (Dutch-speaking) provinces of Flemish Brabant and Limburg.
MonsMons (mɔ̃s; German and Bergen, ˈbɛrɣə(n); Walloon and Mont) is a city and municipality of Wallonia, and the capital of the province of Hainaut, Belgium. Mons was made into a fortified city by Count Baldwin IV of Hainaut in the 12th century. The population grew quickly, trade flourished, and several commercial buildings were erected near the Grand’Place. In 1814, King William I of the Netherlands increased the fortifications, following the fall of the First French Empire.
BelgiumBelgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the southwest, and the North Sea to the northwest. It covers an area of and has a population of more than 11.5 million, making it the 22nd most densely populated country in the world and the 6th most densely populated country in Europe, with a density of .
Duchy of BrabantThe Duchy of Brabant was a state of the Holy Roman Empire established in 1183. It developed from the Landgraviate of Brabant and formed the heart of the historic Low Countries, part of the Burgundian Netherlands from 1430 and of the Habsburg Netherlands from 1482, until it was partitioned after the Dutch revolt. Present-day North Brabant (Noord-Brabant) was ceded to the Generality Lands of the Dutch Republic according to the 1648 Peace of Westphalia, while the reduced duchy remained part of the Habsburg Netherlands until it was conquered by French Revolutionary forces in 1794, which was recognized by treaty in 1797.
PerchlorateA perchlorate is a chemical compound containing the perchlorate ion, ClO4-, the conjugate base of perchloric acid (ionic perchlorate). As counterions, there can be metal cations, quaternary ammonium cations or other ions, for example, nitronium cation (NO2+). The term perchlorate can also describe perchlorate esters or covalent perchlorates. These are organic compounds that are alkyl or aryl esters of perchloric acid. They are characterized by a covalent bond between an oxygen atom of the ClO4 moiety and an organyl group.
