Natural disasters in China water-diversification projects to channel excess water from the Chang Jiang to arid northern regions. China had 3 of the top 10 world's most fatal earthquakes, including the 1556 Shaanxi earthquake that reportedly killed more than 830,000 people, listed as the deadliest earthquakes of all times and the third deadliest natural disaster. The 1976 Tangshan earthquake, with death toll estimated to be between 242,419 and 779,000, is ranked the third deadliest earthquake of all times, and 8th deadliest natural disaster. The 1920 Haiyuan earthquake killed 200,000 to 240,000, ranked the fourth deadliest earthquake and 9th deadliest of all natural disasters. The
Hill Country State Natural Area Hill Country State Natural Area Hill Country State Natural Area (HCSNA) preserves of rugged, relatively pristine Hill Country terrain in Bandera County, Texas. It was first opened to the public in 1984. Since HCSNA is designated a "Natural Area" rather than a "State Park", the Texas Parks and Wildlife Dept.'s first priority is the maintenance and preservation of the property's natural state. Accordingly, facilities are purposely somewhat primitive and recreational activities may be curtailed if the TPWD deems it necessary to protect the environment. Hill Country State Natural Area is located on the border of Bandera County and Medina County,