The world has lost an incredible thinker and doer. I have lost an amazing friend. A void exists where before it was filled with David's optimism, humour and joy.
mercury pollution
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Supreme Court Rejects Challenge to Obama Mercury Air Pollution Rule
The U.S. Supreme Court on Monday turned aside the latest effort by a group of states led by Michigan to block Obama administration environmental regulations limiting power plant emissions of mercury and other toxic pollutants.
