An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Heat Islands

The Writing’s on the Wall: Recent Cool Wall Research and Measures

This page includes a recording, presentation slides, and transcript from EPA’s February 22, 2018 webcast, "The Writing’s on the Wall: Recent Cool Wall Research and Measures."

Have you heard about cool walls? Lawrence Berkeley National Lab is working to understand how cool wall technologies can mitigate heat islands and provide a range of other benefits at the same time. This 90-minute webcast explored cool walls, including cool wall technologies, energy and other co-benefits, and Hawaii's experience adopting cool walls into their state code.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.