What is Pollution?
According to National Geographic, Pollution is the introduction of harmful materials into the environment. This occurs when a contaminant is introduced into a natural environment causing harm to living resources and ecosystems including loss of biodiversity, hazards to human health and etc. It implies that the contaminants have an anthropogenic source, it means pollution originated mainly due to human activities.
How pollution affects living things
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On humans:
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In 2017, Pollution is responsible for 15% of all deaths globally.
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Air pollution alone kills an estimated seven million people worldwide every year.
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According to the United Nations (UN), 2.2 billion people lack access to safe drinking water services.
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A person may ingest microplastics via drinking water or through eating contaminated seafood.
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According to the UN, every year, approximately 297,000 children under five die from diseases linked to poor sanitation, poor hygiene, or unsafe drinking water due to water pollution.
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Heart-related risks increased in the elderly including having a heart attack, heart surgery, and/or dying due to coronary heart disease.
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Soil contamination caused by land pollution leads to breathing disorders, birth defects, skin diseases, and cancer.
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On Wildlife:
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Animals are forced to shift habitats and adapt to new conditions. As a result, some species are at risk of extinction.
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Water pollution such as oil spills affects wildlife, according to MarineBio.org, more than 100,000 sea birds along with more than 1,000 sea otters died after the Exxon Valdez oil spill
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Air pollution has been linked to changes in both physiology and behavior in toads and other amphibians.
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