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
What Have We Learned, Charlie Brown? we learned, Charlie Brown?". The scene flashes back to him and Sally. She then tells him that he is pasting the pictures upside down. The special won a Peabody Award for "distinguished achievement and meritorious public service" in broadcasting. Schulz would later say of the acclaim, The special was released on VHS in 1996. The special is available for purchase on iTunes together with "You're Not Elected, Charlie Brown" and "He's a Bully, Charlie Brown", and is now available on DVD in the "Peanuts Emmy Honored Collection". What Have We Learned, Charlie Brown? What Have We Learned, Charlie Brown? A