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Topics > Chemistry > Environmental Pollution

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How do phospates affect oxygen levels in water?
The purpose of this experiment is to test the effect of a phosphate on the oxygen levels in pond water. I believe that the phosphate will have an effect on the level of oxygen in the pond water. I think that the pond water with only ten drops of the phosphate mixture will have have more oxygen than the pond water with fifty drops of the phosphate mixture.

Difficulty: High school

Is the water near animal pens contaminated?
The purpose of this experiment is to test the water near animal pens in Batesburg-Leesville for fecal contamination. I hypothesize that the wells located near the animal pens will be more likely to show fecal contamination than the wells that are not near animal pens.

Difficulty: Middle school

How much pollution can water take before it becomes unsafe? Does this differ between different water sources?
It has always been a concern of mine that local bodies of water might have fallen victim to chemical pollution as a result of dumping or acid rain. My experiment will allow me to determine the amount of buffer capacity if any is in three local bodies of water.

Difficulty: High school

How much space does trash occupy?
The amount of trash placed in landfills and sanitary dumps is a major concern. Let's look at how much space trash really occupies.

Difficulty: Elementary school

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