China's giant sinkholes are a tourist hit - but ancient forests inside are at risk
More than 100 metres (328ft) beneath them is a lost world of ancient forests, plants and animals. All they can see is leafy ...
BBC11 天
China's giant sinkholes are a tourist hit - but ancient forests inside are at risk
Xiqing Wang/ BBC Brother Fei, now a veteran sinkhole guide, avoided the caves as a child Sinkholes are rare. China - and Guangxi particularly - has so many because of the abundance of limestone.
来自MSN1 个月
Scientists turn huge cave in southwest China into lunar research facility
Attendees at China’s first international conference on space habitation and exploitation were given a tour of a vast underground cave system that Chinese researchers are hoping to use as a ...
AOL1 个月
China's giant sinkholes are a tourist hit - but ancient forests inside are at risk
China - and Guangxi particularly - has so many because of the abundance of limestone. When an underground river slowly dissolves the surrounding limestone rock, it creates a cave that expands ...
Interesting Engineering on MSN5 天
30,000-year-old fossil of world’s smallest cat unearthed in China alongside human remains
Paleontologists have unearthed the 30,000-year-old fossilized remains of what may be the smallest cat ever known to have existed. The fossilized lower jaw fragment was unearthed within the Hualongdong ...