They try to solve a lot of problems, such as too much traffic and increases in air pollution. Planners want to make sure that people can get to a bus or subway. They need to have an idea about where people should drive their cars and where they can park. Planners make new plans when more people move into a community. They might tell community leaders that they need new schools or roads.
Planners also are concerned about saving the wetlands, and trees.
They try to find safe places for getting rid of trash. Before making plans for a community, planners need to know where everything is. They find out how many people use the streets, highways, water, sewers, schools, libraries, museums, and parks. Planners listen to the advice of people who live in the communities. With these and many other facts, they explain their new plans.