Thesis Statement Essays

1016 Words Sep 22nd, 2012 5 Pages
Thesis Statement
Water pollution has had devastating effects on the environment, which include irreversible effects to the ocean's ecosystem, health problems and abnormal conditions.

interference of the ocean's ecosystem
- Plastic storage bags can kill animals in the oceans like dolphins, turtles and whales. It is easy for wildlife to swallow and eventually causes death. * Over 1.5 billion tons of plastic water bottles end up in US landfills each year. It takes over 300 years to degrade.

health problems
-Spread of diseases * Lead. Lead is hazardous to health as it accumulates in the body and affects the central nervous system. Children and pregnant women are most at risk. * Fluoride. Excess fluorides can cause
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The direct effect of water pollution is horrifying. Thousands of animals suffer a slow, agonizing death. This degrades the environment because not every oil soaked carcass is picked up, some wash up on shore for the innocent to walk upon and see. The effects of chemical water pollution are varied and depend on what chemicals are dumped and in what locations by industries. The main effect of chemical water pollution is that it kills life that inhabits water-based ecosystems. Dead fish, birds, dolphins, and many other animals often wind up on beaches, killed by pollutants in their habitat. For example, plastic storage bags that commonly used can easily kill aquatic animals like dolphins, turtles, fishes and whales. The irresponsible littering from us has caused wildlife to swallow and eventually causes death. Besides, pollution disrupts the natural food chain as well. Pollutants such as lead and cadmium are eaten by tiny animals. Later, these animals are consumed by fish and shellfish, and the food chain continues to be disrupted at all higher levels. Ecosystems can be severely changed or destroyed by water pollution. Many areas are now being affected by careless human pollution, and this pollution is coming back to hurt humans. Source water is untreated water from streams, rivers, lakes or underground aquifers that is used to provide public drinking water, as well to supply private wells used for human consumption. They are undoubtedly the source of

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