source: [tag=DT] [lemma=drought] [lemma=cause] □
destination: [tag=DT] [lemma=drought] [lemma=cause] □ □
spec: " The real reasons for water shortages in Afghanistan are a drought caused by global warming , the ongoing war started by the US , and the lack of international investment in population control and water infrastructure . Slee was not reticent to judge the quality of music . And what about lifespan ? The scene of his mother , wailing and mourning over her dead husband , opens his book of memoir , My Childhood : '' All her clothes were torn . For example , if a drought causes a severe shortage of organically produced hay , a dairy operation may be permitted to substitute some nonorganic hay for a portion of the herd 's diet to prevent liquidation of the herd . It ’ s now clear that the first year-round , permanent human settlements predated agriculture by at least 3,000 years.In the late 1980s , a drought caused a drastic drop in the Sea of Galilee in Israel , revealing the remains of a previously unknown archaeological site , later named Ohalo II. There , Israeli archaeologists found the burned remains of three huts made from brush plants , as well as a human burial and several hearths . The ensemble will be touring again in the spring of 2008 .