In May 1987, perhaps 4,000 sq. miles (10,000 sq. km) of timber was destroyed in the Greater Khingan, or Da Hinggan, Range in eastern Mongolia. What caused the devastation?
Fire The fire is known as the Black Dragon Fire. It is believed to have been started by timber felling activities. It is estimated to have been the largest to strike anywhere in China in at least the last 300 years, and one of the largest anywhere in the world. [The fires in the Amazon forests in South America in 2019 (as estimated at the end of the year) devastated about 3,500 sq mi (9,060 sq km ).]
Where is the area of 127,000 square kilometres (49,000 sq miles) in central South Australia, where public are not admitted under Australian Defence Force regulations?
In mid 2022 dust stretching more than 3,500 miles (5,630 km) and covering more than 2.2 million sq miles (5.7 million sq km) reached Florida, Texas, Mexico, Venezuela and the Caribbean. What was the source of the dust?
