KARACHI:
Rapid population growth across the world in also causing a rise in pollution levels. According to recent UN reports, global population continues to increase by nearly 1% every year, adding millions of people who require housing, transportation, food and energy. This growing pressure is severely damaging our environment and threatening human health.
Air pollution has become one of the deadliest environmental problems worldwide. As cities expand, the number of vehicles, factories and power plants also increases. They release dangerous gases and smoke into the atmosphere. According to the WHO, nearly 99% of the world’s population breathes polluted air that exceeds safe limits. In countries like Pakistan, smog and polluted air are causing asthma, lung diseases, heart problems, and thousands of premature deaths every year. Newspapers frequently report that Lahore and Karachi rank among the world’s most polluted cities during winter seasons.
Noise pollution is another growing issue in overcrowded urban areas. The constant sounds of traffic, construction work, generators and industrial machinery are seriously affecting mental and physical health. Research shows that long-term exposure to excessive noise can lead to stress, anxiety, sleep disorders and heart disease. In major cities, peaceful environments are rapidly disappearing due to uncontrolled urban expansion and increasing population density.
Land and water pollution are also worsening. The increase in population has resulted in massive amounts of garbage and plastic waste. According to environmental studies, only around 9% of all plastic waste produced globally has ever been recycled, while the remaining plastic pollutes rivers, oceans and land for centuries. Pakistani newspapers have repeatedly highlighted how plastic waste blocks drainage systems, causes urban flooding and harms marine life along the coastal areas of Karachi and Gwadar.
If immediate steps are not taken, pollution will continue to threaten human survival. Governments must promote environmental awareness, improve waste management systems, encourage public transport and control population growth through proper education and planning. Protecting the environment is not only the responsibility of authorities but also of every citizen.
Meera Ayaz
Turbat
