| There are many, many different environmental science | | | | acid rain on plant growth. |
| fair projects that can be carried out in a large variety | | | | Another idea for an environmental science fair project |
| of settings with a similarly large variety of organisms | | | | is to look at the causes of, and solutions to, pollution. |
| and goals. After all, the environment is our surroundings | | | | Pollution can be in the form of chemical substances, or |
| and our surroundings have millions of different aspects | | | | energy like noise, heat or light. There are forms of |
| and attributes. | | | | pollution control out there controlling emissions and |
| One such project is to test the pH level in acid rain; you | | | | effluents that go into our air, water and soil. Without |
| can also test the pH level of snow, if it is winter. For | | | | pollution control, waste products would degrade our |
| this experiment, you will need a pH indicator, such as | | | | environment, but even better than pollution control |
| pH paper or a garden soil pH testing kit, and a few | | | | would be pollution prevention that actually reduces the |
| test tubes to put the rain water or snow into. These | | | | amount of pollution put out by vehicles or industrial |
| pH indicators contain a chemical that changes color | | | | businesses. It is never the wrong time to teach children |
| when it comes into contact with acids or bases. You | | | | about how they can affect the natural world around |
| can further this experiment by testing the effects of | | | | them in both positive and negative ways. |