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The failure of the G-8 Summit to put some teeth in greenhouse-gas limits suggests it may be time for a global climate czar.
Scientists are exploring strategies for capturing carbon dioxide and storing it safely away in order to limit the levels of that greenhouse gas in the atmosphere.
Uncle Sam has confirmed it: Our bodies carry residues of kitchen plastics.
Though health groups advocate getting mercury thermometers out of the home, obtaining sound advice on how to dispose of the thermometers can be problematic.
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