What caused Peppered Moths to change color in Europe? There were many reasons why Peppered Moths change color, but in Europe it was mainly because of pollution. All of the factories producing pollution polluted the air and over time it made peppered moths change color.
When there are factories that make things there is pollution being created. The pollution can't just sit in the factories, so they let it out. They let it out into the air, this pollution caused the peppered moths to change color. Now the changing of color did not just happen in two days, it took many years. The pollution just kept on building and building until it finally changed the peppered moths color. That is the reason why peppered moths changed colors.
When there are factories that make things there is pollution being created. The pollution can't just sit in the factories, so they let it out. They let it out into the air, this pollution caused the peppered moths to change color. Now the changing of color did not just happen in two days, it took many years. The pollution just kept on building and building until it finally changed the peppered moths color. That is the reason why peppered moths changed colors.
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