Coal upgrading technology Coal upgrading technology Coal upgrading technology refers to a class of technologies developed to remove moisture and certain pollutants from low rank coals such as sub-Bituminous coal and lignite (brown coal) and raise their calorific values. Companies located in Australia, Germany and the United States are the principal drivers of the research, development and commercialisation of these technologies. Around 30 nations collectively operate more than 1,400 brown coal-fired power stations around the world. Brown coal power stations that cannot economically dewater brown coal are inefficient and cause of high levels of carbon emissions. High emitting power stations, notably the Hazelwood
Brown Moss Brown Moss Brown Moss is a Site of Special Scientific Interest, Local Nature Reserve and important wetland area rich in wildlife close to Whitchurch, Shropshire. It is open to visitors and contains a number of self-guided walking trails. The name 'moss' derives from the local word for a peat bog. Located within of Whitchurch and to the east of the A41, Brown Moss covers an area of . It is thought that the area was used for peat cutting by the people of Whitchurch from the Middle Ages and it was considered to be an area of common land. Shropshire