Pollution Hotspots (image) University of Texas at Austin Share Print E-Mail Caption Researchers identified high concentrations of pollution, called 'hot spots,' that were highlighted in the map and images. Some hot spots included warehouses, high-traffic intersections, car dealerships and drive-through restaurants. Credit American Chemical Society Usage Restrictions Please credit the American Chemical Society. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.