They were carried there through the oceans, thousands of miles from where they originally entered the environment. One of the major factors of fossil fuels are vehicles. Oceans, lakes, rivers, and other inland waters can naturally clean up a certain amount of pollution by dispersing it harmlessly.
This makes it difficult to impose any one set standard on the ways we use and protect the world's water. Pollution matters because it harms the environment on which people depend.
And all life on Earth as we know it relies on water to survive. There are two types of water pollution: 1. A great deal of water pollution happens not from one single source but from many different scattered sources. But how can we measure water pollution when we cannot see it?
Laws One of the biggest problems with water pollution is its transboundary nature.
Pollutants like mercury, sulfur dioxide, nitric oxides, and ammonia deposit out of the air and then cause problems like mercury contamination in fish and acidification of lakes.