The Invisible Threat We Breathe: Understanding Air Pollution

What is Air Pollution?

Key Causes

• Transportation: Vehicle exhaust releases nitrogen oxides, carbon monoxide, and particulate matter, especially in urban areas.
• Industry and Power Plants: Burning coal and oil for electricity and manufacturing emits sulfur dioxide and heavy metals.
• Household Activities: In many low- and middle-income countries, burning wood, charcoal, or kerosene for cooking and heating causes dangerous indoor air pollution.
• Natural Sources: Wildfires, dust storms, and volcanic eruptions also contribute to poor air quality.

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Health and Environmental Impacts

• Health: Air pollution is a leading cause of stroke, heart disease, lung cancer, asthma, and other respiratory illnesses, leading to millions of premature deaths annually. Children, the elderly, and people with pre-existing conditions are most vulnerable.
• Environment: Pollutants contribute to acid rain (damaging forests and buildings), the depletion of the ozone layer, and global warming by trapping heat in the atmosphere.

What Can We Do?

• Use Public Transport or Carpool: Opt for walking, cycling, or public transport to reduce vehicle emissions.
• Conserve Energy: Turn off lights and appliances when not in use. This reduces the amount of fossil fuels burned to generate electricity.
• Support Clean Energy: Advocate for and use renewable energy sources like solar and wind power.
• Plant Trees: Trees act as natural air filters, absorbing carbon dioxide and releasing oxygen.
• Stay Informed: Monitor your local air quality using resources like AirNow.gov to take necessary precautions on high-pollution days.