Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Heat Island Effect This site addresses the concept of heat island effect, which "describes urban and suburban temperatures that are 2 to 10°F (1 to 6°C) hotter than nearby rural areas." Discusses impacts (including air pollution, air conditioning costs, and heat-related illnesses), ideas for reducing temperatures and energy use (such as green roofs and cool paving materials, and shade trees), and related research projects. Includes a FAQ and glossary. From the U.S. Environmental Protection Agency (EPA). http://www.epa.gov/heatislands/ Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *