Szukana fraza: [Abstract = "Are given and discussed the size of brown coal mining in Poland by 2040. From the analysis shows that a further deposit is exhausted and new mines to be run on new deposits. New dose of brown coal deposits are located in Lubuskie in the town of Gubin\-Mosty\-Brody. Energy produced from brown coal is the cheapest. It was fund that in the country have qualified personnel and which companies can build mines and needed machines."]