<h1>Urban Heat Islands</h1> <p> <p>John Frederick of the University of Chicago hopes to discover more about the health effects of particulate matter, such as its relationship to incidents of asthma and a warming trend known as the heat island effect. Copyright 2003 The University of Chicago. <a href="http://feeds.feedburner.com/<sub>f/researchaudio?a=3DGg26Pz&#8221;&gt; </a> <a href="http://feeds.feedburner.com/</sub>f/researchaudio?a=y6J4wnCa&#8221;&gt; </a> <a href="http://feeds.feedburner.com/<sub>f/researchaudio?a=0UiHUNXS&#8221;&gt; </a> <a href="http://feeds.feedburner.com/</sub>f/researchaudio?a=RZrAnvPF&#8221;&gt; </a> <a href="http://feeds.feedburner.com/<sub>f/researchaudio?a=xqpKZuEj&#8221;&gt; </a> <a href="http://feeds.feedburner.com/</sub>f/researchaudio?a=ryhiusYv&#8221;&gt; </a> <a href="http://feeds.feedburner.com/~f/researchaudio?a=a6vN5qAs"> </a></p> </p>