Global warming threatens Tibetan rail link

An official from China's National Climate Center warned warmer winter and summers in a fragile environmental region will ruin a rail link to Tibet by 2050.

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<p><a href="http://www.physorg.com/news4705.html">Global warming threatens Tibetan rail link</a></p> <p>An official from China's National Climate Center warned warmer winter and summers in a fragile environmental region will ruin a rail link to Tibet by 2050. </p>