Air Pollution

Front

What is air pollution?

Back

Air pollution refers to the presence of harmful substances in the air we breathe, which can have negative effects on health and the environment.

Front

What are CFCs?

Back

Chlorofluorocarbons (CFCs) are man-made chemical compounds that can deplete the ozone layer when released into the atmosphere.

Front

What is the ozone layer?

Back

The ozone layer is a region of Earth's stratosphere that contains a high concentration of ozone (O3) and protects the planet from harmful ultraviolet (UV) radiation.

Front

What causes acid rain?

Back

Acid rain is caused by the combination of sulfur oxides and nitrogen oxides with water vapor in the atmosphere, leading to the formation of sulfuric and nitric acids.

Front

What is smog?

Back

Smog is a type of air pollution that is a mixture of smoke and fog, often found in urban areas, and can cause respiratory problems.

Front

What are fossil fuels?

Back

Fossil fuels are natural substances like coal, oil, and natural gas that are burned for energy, releasing carbon dioxide and other pollutants into the air.

Front

How does air pollution affect health?

Back

Air pollution can lead to respiratory diseases, heart problems, and other health issues, especially in vulnerable populations like children and the elderly.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases like carbon dioxide and methane in the atmosphere.

Front

What are nitrogen oxides?

Back

Nitrogen oxides are gases produced from burning fossil fuels and can contribute to air pollution and the formation of smog and acid rain.

Front

What is the impact of urbanization on air quality?

Back

Urbanization often leads to increased air pollution due to higher concentrations of vehicles, industries, and energy consumption in cities.