| http://www.w3.org/ns/prov#value | - the sky is blue and the clouds are big and puffy. but if it was a winter "spare the air day, this view would be compromised due to one major culprit. >> serious air pollution problem of the because of the health impact it is now illegal in the bay area to burn wood or fire logs on days when there is a winter "spare the air alert. >> reporter: but this year, new laws are in place for violators ligh
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