Here are 8 products for your human impact, water pollution unit. Students read about filtration and answer questions, create a water filter, check the excess packaging of products, go on a types of plastic scavenger hunt, and analyze the quality of a local body of water using microorganisms as bioindicators. Two graphing activities that both start off with two or three page reading passages. They are given real-world data to graph, first on graph paper and then an option to repeat it on a compu