The La Nina event that occurred at the break of Australia's Millennium Drought (1997-2009) caused soil expansion that damaged thousands of houses built during the drought. "Even small shifts in ...

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LANZHOU, Sept. 11 (Xinhua) -- Nestled within a hillside cave, a coffee shop has found the perfect "earthy" setting -- the traditional cave dwelling, or yaodong, often found on the Loess Plateau in ...