Pollution definition

Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollution is often classed as point source or nonpoint source pollution. Pollution , addition of any substance or form of energy to the environment at a rate faster than it can be dispersed or stored in a harmless form.

The major kinds of pollution are usually classified by environment and include air, water, and land pollution. Learn more about the history of pollution.

Pollution definition , the act of polluting or the state of being polluted. English dictionary definition of pollution. The act or process of polluting or the state of being pollute especially the contamination of soil, water, or the atmosphere by the discharge of. They are particularly common in highly populate urban areas, where there may be a combination of stationary sources (e.g. industrial facilities) and mobile sources (e.g. cars and trucks) of pollution. Meaning, pronunciation, translations and.

Some of the things people do cause harm to the earth. We cause pollution when we make our water, lan and air dirty. In this lesson, you will.

Our pollution will effect people in the world now, and people in the world in years to come. You might say that people will never do anything about pollution until someone makes them. We are surrounded by pollution which animal tests have clearly failed to prevent. Officially, air pollution can be defined as the presence of harmful substances in the air, either particulates or microscopic biologic molecules, that pose health hazards to living organisms, such as people, animals or plants. Water pollution includes the contamination of groundwater aquifers, rivers, oceans, and lakes.

Unsurprisingly, in the majority of cases, the contamination of water today is the result of human activity. This type of pollution exists when we cannot get rid of contaminants in water bodies fast enough. Air pollution definition at Dictionary.

Noise pollution can cause ear problems or even permanent deafness, especially to older people. This section looks at a plastic pollution definition , causes of plastic pollution , effects of plastic pollution , solutions for plastic pollution and plastic pollution facts. The latest plastic pollution news is included at the foot of the page. What is air pollution ? La pollution sonore n’est pas seulement sur terre, mais aussi dans nos océans, principalement en raison des forages en mer excessifs.

Air pollution (say: po-loo-shun) occurs when gases, dust particles, fumes (or smoke) or odour are introduced into the atmosphere in a way that makes it harmful to humans, animals and plant. This is because the air becomes dirty (contaminated or unclean). Some forms of pollution can be seen, some are invisible.

Our Earth has an atmosphere that’s made up of different gases. This definition may be applied to all types of pollution ranging from physical to economic, political, social, and religious. Over the past couple of decades, various sources of pollution were identified that altered the composition of water, air, and soil of the environment. The substances that cause pollution are known as pollutants.

Toxic waste dumped into the water. What does pollution mean? Information and translations of pollution in the most. Definition of pollution in the Definitions. According to the annual State of Global Air Report, published Tuesday by the Health Effects Institute (HEI), long-term exposure to air pollution contributed to an estimated 6. The report says exposure to air pollution led to strokes, heart attacks, lung cancer and chronic lung disease, causing many of.

Additionally, water pollution may consist of chemicals introduced into the water bodies as a result of various human activities.