According to the results of an evaluation, a neighborhood’s air quality deteriorated tremendously compared with the previous year. What simple measures can the residents take to help this situation?

The biggest problem in this plan is whether the villagers may be able to have enough money for the materials or the windmills of which they would want to install. This is an important thing that they need in order to get the installment started but when they don't have the money, this will most likely be the cause of the problem.