Berlin Blockade continent for weeks. All too often, aircraft would make the entire flight and then be unable to land in Berlin. On 20 November 1948, 42 aircraft departed for Berlin, but only one landed there. At one point, the city had only a week's supply of coal left. However, the weather eventually improved, and more than 171,000 tons were delivered in January 1949, 152,000 tons in February, and 196,223 tons in March. By April 1949, airlift operations were running smoothly and Tunner wanted to shake up his command to discourage complacency. He believed in the spirit of competition between units and,
Coal mining in the United States Basin in northern Wyoming and Southern Montana for export to Asia increased. In 2014, 3.0 percent of the coal shipments from Montana and Wyoming were exported. The 2014 coal exports from the two states of 13 .4 million short tons represented an increase of 1.2 million tons over 2012 export levels, which is 0.3 percent of the states’ 2014 total coal shipments of 439.8 million tons. As of 2013, 41 percent of US coal production was mined from federal land, almost all of it in the western US, where federal coal makes up about 80 percent of mined production. The