Iceland: The ash cloud’s silver lining

Newsweek: Initially, the environmental consequences will be severe. The contents of eruptions depend on location and geologic conditions, but all volcanoes spew skyward a mix of pulverized rock and glass, both of which can devastate ecosystems in the short term. The floating ash that has limited air travel will soon settle on Europe's fields and water systems and may have deadly consequences when ingested by livestock. The glass-and-rock mixture is fatal to most plant species since it prevents ......

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