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Biological Oxygen Demand
A biological contaminant that is one of the biggest sources of air pollutionis mold. Molds can be found everywhere and mold spores are common components in household and workplace dust.
biological indicator of air pollution is lichene. it is a best example of air pollution indicator.
The biological and environmental impact of colloids is that they cause pollution to the environment. They cause both the water and soil pollution.
the biggest pollution ever is water pollution because of the waste we humans throw everywhere. there are HUGE water pollutions in oceans like the one in the Pacific Ocean (one of the biggest water pollution's ever)
Pollution.
Oil spills is the biggest cause of marine pollution. An oil spill can devastate and area of the ocean. Factories are another major cause of marine pollution.
automobiles
pollution
Air pollution is damaging the Earth's atmosphere. Air pollution is the introduction of particulates, biological molecules, and other materials in the Earth's atmosphere.
Motor vehicles
The verb form of pollution is pollute. As in "to pollute something".