China's Airport Projects Add To Congestion

The Pearl River Delta is one of the most infamously congested parts of China’s airspace and now work is underway on another runway there, with yet one more likely to follow soon—and then a sixth airport. None of the five airports in the Pearl River Delta is more than 154 km (95 mi.) from another; most of the distances are much shorter. There are eight runways, some aligned north-south and some east-west. To make matters worse, the Chinese air force allows little space for civil use and peculiar regulations for the border with Hong Kong force aircraft onto circuitous routes ...