When water bottles or plastic bags are thrown into the ocean, it kills up to 1,000,000 sea creatures per year. There is a floating object twice the size of Texas and floating somewhere between San Francisco and Hawaii. It is made of 80% plastic and weighs around 3.5 million tonnes. Through wastewater treatment, it purges the water to remove all the contaminants and plastic that people don't recycle before they enter our landfills. Plumbing and technology have improved and combined to protect the health of people and the environment. They have created many ways to use Earth's natural resources to help the world. For example, they created geothermal heating that uses the Earth's heat and transfers it from the earth into people's homes to heat their homes. Plumbing plays an important role in making people's lives easier. All plumbing fixtures are designed and installed to prevent people from getting sick or dying. P-traps are installed in all devices connected to the Today's plumbing systems have changed to make people's lives easier and healthier. Improved fluoridated water systems have improved people's health. Debra Ronka emphasizes that fluoride is a positive thing to have in our water systems because it strengthens and protects our teeth. Sugars and bacteria destroy your tooth enamel, causing cavities. Fluoride helps reduce tooth decay and can also save money (para. 1). This shows that fluoride is good for our water systems because it strengthens and protects our teeth. It helps build the enamel or hard coating of your teeth. When you eat sugars or bacteria, they are washed onto your...... middle of paper..... Agency .ection. “Geothermal energy”. Np, and Web. February 27, 2014. Environmental Protection Agency. "Solar energy." Np, and Web. March 27, 2014. “How Geothermal Energy Works.” Np, and Web. March 10, 2014. “How to securely attach a shower drain. » Np, and Web. April 5, 2014. “Is Fluoride in Water Good for Your Teeth?” » Np, and Web. March 10, 2014. Keen, Dan. “Environmental Benefits of Solar Energy.” Np, and Web. March 27, 2014. Parr, Larry. “Purpose of sink traps”. Np, and Web. April 5, 2014.WebMD. “Dental Health and Fluoride Treatment.” Np, and Web. April 5, 2014. Environmental Protection Agency. “Ecosystems and environment”. Np, and Web. March 11, 2014. Environmental Protection Agency. “Wastewater management”. Np, and Web. March 5, 2014. “EPA to initiate rulemaking to reduce harmful effects of sanitary sewer overflows. » Np, and Web. March 8. 2014.