
Pollution is a common issue in SimCity, with air and water pollution being the two main types. Air pollution is caused by dirty industries, power plants, traffic, and airports, while water pollution is caused by industry, farms, power plants, and seaports. Pollution has several negative effects, including reduced life expectancy, lower Mayor Ratings, and lower land value, which can deter Sims from developing in polluted areas. To get rid of pollution in SimCity, players can employ several strategies. One way is to invest in education and increase the tech levels of industrial zones, which will reduce pollution levels. Players can also add parks and trees to absorb pollution, although this is a less permanent solution compared to addressing the source of the pollution. Additionally, improving sewage treatment systems and building water treatment plants can help reduce water pollution. Activating city ordinances, such as the Clean Air Act, can also reduce air pollution and lower the demand for dirty industries. Proper city planning, such as locating polluting industries away from the city centre, can also help confine pollution to specific areas and minimize its spread.
| Characteristics | Values |
|---|---|
| Types of Pollution | Air Pollution, Water Pollution, Ground Pollution |
| Causes of Air Pollution | Dirty and Manufacturing Industries, Power Plants, Airports, Traffic |
| Effects of Air Pollution | Reduced Life Expectancy, Lower Mayor Rating, Lower Desirability, Illness, Death |
| Solutions to Air Pollution | Parks, Trees, Cemeteries, Ordinances (e.g. Clean Air Act), Education, High-Tech Industries |
| Causes of Water Pollution | Industry, Farms, Power Plants, Seaports |
| Effects of Water Pollution | Reduced Pump Capacity, Shutdown of Water Towers and Pumps |
| Solutions to Water Pollution | Water Treatment Plant, Sending Sewage to Other Cities |
| Causes of Ground Pollution | Poor Waste Management, Sewage Outflow |
| Effects of Ground Pollution | Illness, Unhappy Residents |
| Solutions to Ground Pollution | Sewage Treatment, Parks, Forests, Ground Pollution from Sewage to Produce Water |
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What You'll Learn
- Place parks and trees near industrial and residential zones to absorb pollution
- Prioritize education to make dirty industries irrelevant and attract high-tech industries
- Reduce air pollution by enacting city ordinances like the Clean Air Act and reducing traffic congestion
- Prevent water pollution by building a water treatment plant to clean your city's water grid
- Improve sewage treatment by investing in a modular system to reduce ground pollution

Place parks and trees near industrial and residential zones to absorb pollution
While it is impossible to completely stop pollution in SimCity, there are strategies you can employ to mitigate it. One effective approach is to place parks and trees near industrial and residential zones to absorb pollution and improve air quality.
When it comes to park placement, it is recommended to locate them near industrial and residential areas. If budget constraints allow for only one option, placing parks downwind of industrial zones will maximise pollution absorption. While parks can be costly, they are effective in reducing ground pollution. However, it is important to note that Sims who visit parks located in polluted areas may become sick due to ground pollution. Therefore, it is crucial to prioritise education and the development of clean industries over solely relying on parks as a temporary solution.
Trees are another powerful tool in combating pollution in SimCity. Planting trees near industrial and residential zones can significantly reduce air pollution. Additionally, focusing on educating Sims and increasing land values of industrial lots can attract high-tech industries, which produce less pollution. This strategy encourages the replacement of old, dirty factories with new, cleaner buildings.
By combining the strategic placement of parks and trees with a focus on education and high-tech industry development, you can effectively reduce pollution levels and create a greener, healthier city for your Sims to thrive in. Remember, while parks and trees are valuable tools, they should be part of a comprehensive approach to pollution reduction that prioritises long-term solutions.
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Prioritize education to make dirty industries irrelevant and attract high-tech industries
To get rid of pollution in SimCity, it is important to prioritize education to make dirty industries irrelevant and attract high-tech industries.
Firstly, it is worth noting that pollution is a byproduct of certain buildings in the SimCity series, and it comes in two main forms: air and water pollution. Air pollution is caused by dirty and manufacturing industries, certain power plants (coal and oil), traffic, and airports. Water pollution, on the other hand, is caused by all types of industries except high-tech, power plants, and seaports.
Now, here's how you can prioritize education to reduce pollution and attract high-tech industries:
Invest in Education Early
The education level of your Sims directly impacts the development of high-tech industries. Higher education levels also lower the chances of your Sims getting sick, which reduces the strain on your healthcare system. To get started, consider applying the Department of Education and Department of Utilities modules to your city hall. This will give you quicker access to educational institutions and sewage solutions.
Establish Educational Institutions
Build schools, colleges, libraries, and universities as soon as possible. These institutions will help raise the education level of your Sims, making them more attractive to high-tech industries.
Encourage High-Tech Industries
High-tech industries tend to favor locations with low pollution levels and good infrastructure. Once you have established a well-educated workforce, zone specific areas away from your existing industrial centers and provide the necessary utilities, such as water and nearby parks, to attract high-tech industries.
Discourage Dirty Industries
As your city becomes more educated and high-tech industries move in, the demand for dirty industries will decrease. You can also pass ordinances, such as the Clean Air Act, to actively discourage polluting industries from developing in your city.
By following these steps, you can effectively prioritize education, reduce pollution, and attract high-tech industries to your city in SimCity.
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Reduce air pollution by enacting city ordinances like the Clean Air Act and reducing traffic congestion
In SimCity, air pollution is caused by dirty industries, manufacturing industries, certain power plants, traffic, and airports. It lowers land value, making it less appealing to build residential and commercial buildings. Air pollution also makes it hard for Sims to breathe, and they will avoid developing in polluted zones.
To reduce air pollution, you can enact city ordinances like the Clean Air Act in SimCity 4, which reduces the demand for dirty industries. The Clean Air Act is a comprehensive federal law that gives the Environmental Protection Agency (EPA) the authority to regulate air pollutants and polluting industries. It has been amended several times to include new provisions and tighten rules around emissions. For example, the 1990 amendments targeted acid rain, urban air pollution, toxic air emissions, and stratospheric ozone depletion.
Additionally, you can reduce traffic congestion, which is another source of air pollution. This can be done by investing in education and planning an efficient mass transit strategy. Create long avenues without intersections that are suitable for streetcars, and consider the placement of passenger stations or ferry terminals if you have access to rail or sea.
Educating Sims will also encourage high-tech industries to move in, replacing old, dirty factories with new, clean buildings. Trees can also help remove air pollution from your city.
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Prevent water pollution by building a water treatment plant to clean your city's water grid
While it is impossible to completely stop pollution in SimCity, there are several ways to reduce it. The most common type of pollution is air pollution, caused by coal and oil power plants, dirty industrial buildings, and bad traffic. To prevent air pollution, you can activate city ordinances like the Clean Air Act, reduce traffic congestion, and plant trees.
Water pollution, on the other hand, is caused by all types of industries except High Tech, power plants, and seaports. It can clog up pumps and lower their working capacity. To combat water pollution, you can build a water treatment plant to clean your city's water grid. Here are some tips for preventing water pollution by building a water treatment plant:
- Understand the capacity of the water treatment plant: A single water treatment plant can process up to 60,000 gallons of polluted water, but its capacity decreases over time. Each additional plant treats a smaller percentage of pollution, so observe how much pollution is being removed before placing another plant.
- Connect water treatment plants with pipelines: Ensure that your water treatment plants are connected by pipelines to maximize their effectiveness. This will provide water treatment by a determinable factor, rather than an eliminator.
- Separate industrial and residential areas: To save money, build your industry, farms, sanitation, and power plants away from residential and commercial zones. This will help you avoid the costly treatment of water pollution.
- Prioritize education: Educated Sims will encourage high-tech industries to move in, replacing old, dirty factories with new, clean buildings. This will help reduce water pollution in the long run.
- Combine with other strategies: Consider using a sewage treatment plant in conjunction with a Water Pumping Station and filtration pumps to replenish the surrounding water table and provide unlimited clean water.
- Plan your city layout: Create avenues that are conducive to streetcars and mass transit to reduce traffic congestion, which contributes to both air and water pollution.
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Improve sewage treatment by investing in a modular system to reduce ground pollution
Sewage treatment is critical for maintaining healthy ecosystems and ensuring the well-being of your Sims. In SimCity, ground pollution is often caused by poor waste management and inadequate sewage solutions. Investing in a modular system can significantly reduce ground pollution and improve the overall environment for your Sims. Here are some strategies to consider:
Education and Planning:
Start by investing in education. Build a community college or university to increase the education levels of your Sims. Educated Sims are more likely to advocate for and adopt environmentally friendly practices, reducing ground pollution. Additionally, focus on improving planning and design. This includes optimizing the layout of your city, considering the placement of industrial zones, residential areas, and treatment facilities.
Implement a Modular Treatment System:
Consider investing in a modular wastewater treatment system, such as the BioElectrochemical Treatment Technology (BETT) offered by Aquacycl. This system utilizes naturally occurring microbes that produce electricity while removing organic pollutants from wastewater. The low-energy process reduces greenhouse gas emissions by 90% compared to traditional aerobic treatment methods. The flexibility of modular systems allows for a more efficient and targeted approach to treating specific types of wastewater contaminants.
Address Specific Pollutants:
Identify and target specific pollutants in your sewage system. For example, Water Warriors offers a technology that uses pellets to remove phosphorus from water, reducing toxic algal blooms caused by high nutrient levels. Similarly, companies like Ketos provide real-time water monitoring solutions, testing for various parameters such as heavy metals, nutrients, and organic compounds. By understanding the specific pollutants in your sewage system, you can implement more effective treatment measures.
Improve Sewage Infrastructure:
Invest in upgrading and expanding your sewage infrastructure. Construct additional treatment plants to increase capacity and ensure they can handle the sewage load. Consider implementing separate sewer systems for waste and stormwater to prevent overflow during heavy rainfall, which can overwhelm treatment plants and lead to the release of untreated sewage into nearby water bodies. Additionally, explore the use of retention ponds or parks that can help reduce pressure on the sewage treatment system while providing recreational spaces for your Sims.
Promote Resource Recovery:
Instead of focusing solely on waste removal, embrace the concept of resource recovery. Sewage contains valuable nutrients, energy sources, and byproducts that can be recovered and reused. For example, properly managing the methane produced during sewage treatment can provide a useful energy source. This approach not only reduces pollution but also contributes to the development of a more sustainable and circular economy.
By following these strategies and investing in a modular sewage treatment system, you can effectively reduce ground pollution in your SimCity, improving the health and happiness of your Sims.
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Frequently asked questions
Air pollution is caused by dirty industries, manufacturing industries, power plants, airports and traffic. To reduce air pollution, you can activate city ordinances such as the Clean Air Act, reduce traffic congestion, and plant trees. You should also avoid placing polluting industries in the middle of the city, and instead place them behind a mountain range or at the corner of your city.
Water pollution is caused by industry, farms, power plants, and seaports. To reduce water pollution, you can build a water treatment plant, although this is expensive and has a low capacity. Alternatively, you can send sewage to another city with a sewage treatment plant, although this will incur a charge.
Ground pollution is caused by poor waste management and sewage solutions. To reduce ground pollution, you can build a sewage treatment plant, which will clean the sewage instead of dumping it on the ground. You can also place parks and plant trees over polluted areas, although the trees may die.









































