27/09/2018

Wetlands disappearing three times faster than forests: study

Wetlands, among the world's most valuable and biodiverse ecosystems, are disappearing at alarming speed amid urbanisation and agriculture shifts, conservationists said Thursday, calling for urgent action to halt the erosion.

Engineers search for cause in cracked beam at transit hub

San Francisco officials struggled Wednesday to find the source of unusual cracking in support beams that shut down a just-opened, $2 billion transit center meant to serve as a bold architectural statement from a wealthy, ...

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