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<http://s2.reutersmedia.net/resources/r/?m=02&amp;d=20090323&amp;t=2&amp;i=9385605&amp;w=&amp;fh=545px&amp;fw=&amp;ll=&amp;pl=&amp;sq=&amp;r=2009-03-23T155720Z_01_BTRE52M18BP00_RTROPTP_0_LOS-ANGELES-SMOG>
<http://in.reuters.com/article/2009/03/24/us-climate-usa-endangerment-idINTRE52M4JB20090324>