Antarctica and ice shelves south of 60° S for the purposes of the Treaty System. The treaty was signed by twelve countries including the Soviet Union (and later Russia), the United Kingdom, Argentina, Chile, Australia, and the United States. It set aside Antarctica as a scientific preserve, established freedom of scientific investigation and environmental protection, and banned military activity on Antarctica. This was the first arms control agreement established during the Cold War. In 1983 the Antarctic Treaty Parties began negotiations on a convention to regulate mining in Antarctica. A coalition of international organisations launched a public pressure campaign to prevent
Aero Country Airport period ending December 31, 2015, the airport had 9,000 aircraft operations, an average of 25 per day: 100% general aviation. At that time there were 244 aircraft based at this airport: 90% single-engine, 7% multi-engine, 0% jets, 2% helicopters, and 1% gliders. Aero Country Airport Aero Country Airport is a privately owned public airport in McKinney, Collin County, Texas, United States, located approximately west of the central business district. The airport has no IATA or ICAO designation. The airport is used solely for general aviation purposes. Aero Country previously used the FAA LID of TX05 until at least July 1997.