
In the game Factorio, pollution is represented as an abstract cloud and is produced by buildings involved in processing items. It spreads at a steady rate and has consequences for both the world and the player. Pollution attracts enemies called biters and determines the size of their attacks. While it is not possible to reduce pollution so much as to avoid attacks altogether, there are ways to manage it, such as constructing a device or planting trees that reduce pollution artificially. Pollution can also be collected, transported, and dumped into the environment to create poisonous clouds that slow down and damage attackers.
| Characteristics | Values |
|---|---|
| Visual representation | Abstract "cloud" |
| Calculation | Updated per chunk every 64 ticks (4 ticks more than a game-second) |
| Visibility | Appears on the map if the "pollution" setting is on |
| Colour | Red |
| Produced by | Buildings involved in processing items |
| Spread | Spreads outwards at a steady rate |
| Impact | Triggers biter attacks and determines the size of the attacks |
| Settings | Can be changed via map generation settings or disabled |
| Absorbed by | Trees, spawners, biochambers, and tiles |
| Reduction | Solar power, nuclear power, efficiency modules, and planting trees |
Explore related products
$7.03 $9.99
What You'll Learn
- Pollution is represented as an abstract cloud and is produced by buildings involved in processing items
- Pollution attracts enemies called Bitters, which will attack if a pollution cloud reaches their nest
- Pollution can be reduced by planting trees, using efficiency modules, or investing in waste treatment
- Solar and nuclear power are less polluting alternatives to fossil fuels
- Pollution has consequences for both the world and the player in Factorio

Pollution is represented as an abstract cloud and is produced by buildings involved in processing items
In Factorio, pollution is represented as an abstract "cloud". It is calculated for each chunk and is visible on the minimap and map when an alternate mode is enabled. It is produced by many buildings involved in processing items and spreads outwards at a constant speed. The pollution cloud is used to trigger biter attacks and determines the size of the attacks. The larger the contaminated area, the more pollution is absorbed.
Buildings with the most modules are likely to produce the most pollution. Processing can become a large source of pollution due to the scales involved. A single furnace or assembler does not produce much pollution, but hundreds can be working at any given time, adding up. Electric furnaces supplied with clean energy do the same work and produce only a fraction of the pollution. Better assemblers produce less pollution and do more work, resulting in a double-sided reduction.
Some modifications allow you to construct a device or plant trees that reduce pollution artificially. The biochamber "generates" negative pollution, effectively removing pollution while active. Trees also absorb pollution, but the less dense the leaves, the slower the tree absorbs pollution.
While pollution can be managed, it is understood that critters will evolve anyway, and it is not possible to reduce pollution so much as to avoid attacks altogether. Thus, players must still build defences. Pollution settings can be changed via map generation settings or disabled entirely.
The Ultimate Guide to Fertilizing Polluted Soil
You may want to see also
Explore related products

Pollution attracts enemies called Bitters, which will attack if a pollution cloud reaches their nest
In the game Factorio, pollution is a key aspect that sets it apart from other games in the simulation, management, strategy, and puzzle genres. The game accurately depicts the environmental impact of human industrial development, with pollution resulting from production and having consequences for both the world and the player.
Pollution is represented as an abstract "cloud" that spreads steadily outwards from buildings involved in processing items. This pollution cloud is not just a visual representation but also serves a critical function in the game: it attracts enemies called Bitters, or critters, which will strive to reach and destroy the source of pollution.
The Bitters are territorial and will attack if a pollution cloud reaches their nest. Players must therefore carefully manage their pollution output and consider building a perimeter to prevent the pollution from reaching the Bitters' nests. This strategic element adds depth to the game, encouraging players to actively engage with pollution management and defence strategies.
While players can reduce pollution generation, it is challenging to avoid attacks altogether. Even if the pollution doesn't reach a nest, the mere creation of pollution contributes to the evolution of Bitters, making them stronger and more dangerous. This dynamic creates a sense of urgency and encourages players to continuously improve their defences as the game progresses.
The impact of pollution on the evolution and aggression of Bitters highlights the game's unique approach to environmentalism. While Factorio offers a productive presentation of environmental topics, it also showcases the destructive consequences of industrial development, mirroring the complex relationship between humanity and nature.
Preventing Ground Pollution in Cities: Strategies for Success
You may want to see also
Explore related products

Pollution can be reduced by planting trees, using efficiency modules, or investing in waste treatment
In the game Factorio, pollution is represented as a red cloud and is produced by buildings involved in processing items. It spreads outwards steadily and triggers biter attacks, with the size of the cloud determining the size of the attack. While players cannot contain pollution to stop enemies from evolving, they can reduce the frequency of attacks by limiting the spread of pollution.
One way to reduce pollution is by planting trees, as they absorb a small amount of pollution per second. The absorption rate is affected by the density of the tree's leaves, with less dense leaves resulting in slower absorption. Trees with denser leaves can be strategically planted to create a renewable barrier against pollution spread. Additionally, trees no longer absorb spores as a form of pollution damage, and wetlands, lowlands, and water tiles now absorb more spores than other tiles.
Efficiency modules can also significantly reduce pollution. Pollution is tied to the amount of power a building consumes, and efficiency modules decrease power consumption, thereby reducing pollution. Productivity modules further increase the negative pollution of buildings. Players should note that speed modules no longer produce extra pollution.
Another way to reduce pollution is by investing in clean power generation, such as solar panels or nuclear power. While electric furnaces produce less pollution than steel furnaces, they require twice the power, and power generation is a polluting activity. Therefore, it is advisable to stick with steel furnaces or use efficiency modules in electric furnaces until clean power is available.
Land Pollution: Prevent, Protect, Preserve
You may want to see also
Explore related products

Solar and nuclear power are less polluting alternatives to fossil fuels
In the game Factorio, pollution is represented as a red cloud and is produced by buildings involved in processing items. It spreads outwards at a steady rate and triggers biter attacks. While the game allows for some pollution control, such as planting trees, ultimately, the player's machinery will continue to produce pollution, and enemies will evolve at the same rate.
In the real world, pollution is a pressing issue, and the energy sector is a significant contributor. Fossil fuels, such as coal, natural gas, and petroleum, have long been the dominant energy sources, but they are highly polluting and dangerous. The transition to cleaner energy sources is crucial to reducing pollution and mitigating climate change.
Solar power is a viable alternative to fossil fuels. It offers long-term pollution-free power, but the production of solar panels and accumulators can also generate pollution. Additionally, solar power may not be sufficient to meet the energy demands of large countries.
Nuclear power is another less polluting alternative to fossil fuels. Nuclear energy provides clean power with no greenhouse gas emissions, and it has been crucial in the decarbonisation efforts of several countries. However, nuclear energy is associated with dangerous weapons and disasters, and the raw materials needed for nuclear plants may need to be imported, shifting energy dependencies from one country to another.
While both solar and nuclear power have their advantages and drawbacks, they are significantly less polluting than fossil fuels. The transition to these cleaner energy sources can help reduce air pollution deaths, which currently claim the lives of millions of people worldwide each year.
Shearon Harris Lake: Is It Polluted?
You may want to see also
Explore related products

Pollution has consequences for both the world and the player in Factorio
In the game Factorio, pollution is represented as an abstract "cloud" that is updated per chunk every 64 ticks (4 ticks more than a game-second). It is produced by buildings involved in processing items and spreads outwards at a steady rate. This pollution has consequences for both the world and the player.
For the world, pollution can impact local fauna and flora. It attracts "biters", causing them to attack the player and destroy the source of pollution. Pollution can also be absorbed by trees and spawners, which increases the evolutionary factor. While trees absorb pollution, they degenerate slowly when exposed to high levels of pollution.
For the player, pollution can trigger biter attacks and determine the size of the attacks. Players can choose to manage pollution or eradicate the biters. This can be done by building a perimeter or using efficiency modules, which can reduce pollution generation by up to 5 times. Alternatively, players can collect, transport, and dump pollution to create poisonous clouds that slow down and damage attackers.
Pollution also affects the player's resources and production. Solar panels and accumulators, for example, have a non-trivial pollution production cost. While nuclear power has polluting aspects in its setup, the generation itself is not polluting and offers large quantities of power.
Despite its efforts to raise awareness about environmental issues, Factorio has been criticized for its weaknesses in environmentalism. The game allows players to continue firing rockets, depleting natural resources, and polluting endlessly.
Phthalates: Persistent Pollutants in Our Environment and Bodies
You may want to see also
Frequently asked questions
Pollution is represented as an abstract "cloud" in the game. It is produced by buildings involved in processing items and is distributed through an area at a steady rate.
Pollution has consequences for both the world and the player. It attracts Bitters, which will strive to reach the source of pollution and destroy it. It also causes trees to degenerate slowly.
Pollution can be reduced by using efficiency modules, which can reduce pollution generation by up to 5 times. Solar power and nuclear energy are also less polluting alternatives to fossil fuels.
Some modifications allow you to construct a device or plant trees that reduce pollution artificially. You can also collect, transport, and dump pollution into the environment to create poisonous clouds to damage attackers, or convert it into oil products using Waste Treatment and Coal Liquefaction.











































