This is your one stop shop for Pollution Clip Art!There are a total of 100 images, 50 color and 50 black and white line diagrams. Each image has a 300dpi resolution, and is on a transparent background. The longest length of each image is at least 6 inches.The images are very detailed, and are very informative.This huge bundle contains clip art for * Pollution Causes - Air, Water, Land, Sound and Light* Effects of Pollution, including Global Warning, Ozone Layer Depletion, health effects and effe