Ancient Earthen Castles of China

Fujian Tulou is a collection of earthen houses, impenetrable by outsiders, built between the 12th and the 20th centuries, located in the mountainous areas in southeastern Fujian, China. A tulou is usually...
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Dissappearing Glaciers in 100 Years

We are currently living in an interglacial period, a relatively warm period of time during an ice age, which will last several thousands of years until the next glacial period starts. The current interglacial...
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