Pretty in pink: India crater lake changes colour overnight

A crater lake in India's western Maharashtra state has turned pink overnight, delighting nature enthusiasts and surprising experts who attributed it to changing salinity levels and the presence of algae in the water.

Great Lakes get extra funds for cleanups, invasive species

Additional funds provided by Congress for Great Lakes environmental improvements will be used to hasten cleanups of highly toxic sites and step up work on other longstanding forms of pollution, federal officials said Thursday.

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