Pollution means any contamination of air, soil, water and environment. Even loud noise and sound are part of pollution. Pollution can be categorized into land, water and air pollution. Harmful gases and tiny particles (like carbon dioxide, nitrogen dioxide and sulphur dioxide) are polluting the air. The smoke released from burning fuel from factories and cars, are the major sources of air pollution. Air pollution is one of the major causes of that funny cough, asthma and burning eyes that you develop.
In addition to this, our water gets polluted because of the dirty water from our house, that drains through the pipes into the rivers and oceans dirtying the water. At last, plastic and dirt causes land pollution. We need to prevent all kinds of pollution to protect the environment. Besides ourselves, many animal species are the victims of pollutions.

When goods get traded, who pays for the CO2? - Popularly, China is a villain in climate change. But while China may be leading the world in carbon emissions, that output is in large part due to the fact that it is using energy to make clothes, cars and toys for the rest of us, a new study finds.

Va. Senate panel kills bill that would shield business from asbestos lawsuits. - A Virginia Senate committee on Monday killed a proposal championed by House Speaker William J. Howell that would have helped protect a Fortune 500 company from asbestos lawsuits.