You can harness the power of the sun to heat water! Go green with a solar water heater using an old soda bottles. Just follow these instructions and you can heat water with the power of the sun.The idea came from the lack of recycling collection services in his small home town of Tubarão.
DIY Solar Water Heater From Plastic Bottles - Make a solar water heater from a pile of plastic bottles and cartons. This is great for the environment as it frees up waste trash and if you decide to build one you could use old bottles or what ever you have available.