Currently, through land development, combustion of fossil fuels, and pollution, humans are thought to be the main contributor to global climate change.

Some critics of the ozone theory have maintained that ultraviolet increases would never be detected through clouds and pollution.

Indicator species are monitored in an effort to capture environmental degradation through pollution or some other link to proximate human activities.

Urban areas present health risks through poor living conditions, limited food resources, traffic accidents, and pollution.

Through neglect and pollution, its underground river had turned into a smelly sewer.

Example of further niche construction: Humans change the environment through pollution.

The sun was purple, struggling up over the horizon, almost frightening seen through the dust and pollution of Rome.

Furthermore, driving can impose hidden costs on society through pollution.

Our planet can be viewed as a living entity that we are slowly poisoning through pollution.