2. Pollution is the introduction of
contaminants into a natural environment that
causes instability, disorder, harm or
discomfort to the ecosystem.
Pollution can take the form of chemical
substances or energy such as noise, heat or
light. Pollutants, the components of pollution
4. Air pollution is the introduction of
chemicals, particulate matter, or biological
materials that cause harm or discomfort to
humans or other living organisms, or cause
damage to the natural environment or built
environment, into the atmosphere.
6. Release of carbon dioxide into the atmosphere,
this happens because of deforestation and fossil
fuel burning.
Sulfur dioxide is another air polluter and is
released into the atmosphere by the burning of
sulfur containing compounds of fossil fuels. Sulfur
oxides are very dangerous to humans at a high
concentration. Sulfur in the atmosphere is
responsible for acid rain
7. Any change or modification in the
physical, chemical and biological
properties of water that has a
detrimental consequence on living
things is water pollution.
8. Waste products from factories
Waste from sewage system
Waste from power plants
Waste from underground
coalmines
Waste from oil wells
12. Animals will eat the garbage
Agriculture
Littering
Mining
13. Noise pollution is excessive, displeasing
humans or animals or machine created
noise environmental that disrupts the
activity or balance of humans and animals.