Pollution by: Adrián Murrrieta
Published on: Mar 4, 2016
Transcripts - Pollution by: Adrián Murrrieta
Pollution is the introduction of a contaminant into the
environment. It is created mostly by human actions, but
can also be a result of natural disasters. Pollution has a
detrimental effect on any living organism in an
environment, making it virtually impossible to sustain life.
Every year in the U.S. factories release over 3 million tons of
toxic chemicals into the land, air and water. This hazardous
waste causes us to lose over 15 million acres of land every
year, it leads to respiratory complications and other health
problems and it makes our rivers and lakes too polluted for
us to swim in and drink.
But factories are only part of the problem of pollution.
Pollution is caused by industrial and commercial
waste, agriculture practices, everyday human activities and
most notably, modes of transportation. No matter where
you go and what you do, there are remnants of pollution.
The pollution affects to:
Land pollution is pollution of the Earth’s natural land
surface by industrial, commercial, domestic and
What are the sources of land pollution?
Some of the main contributors to land pollution are:
Chemical and nuclear plants
Oil and antifreeze leaking from cars
Water pollution is the introduction of chemical, biological
and physical matter into large bodies of water that degrade
the quality of life that lives in it and consumes it.
What are the sources of water pollution?
Some of the main contributors to water pollution are:
Waste treatment facilities
Pesticides, herbicides and fertilizers
Air pollution is the accumulation of hazardous substances into
the atmosphere that danger human life and other living matter.
What are the sources of air pollution?
Some of the main contributors to air pollution are:
Combustion of coal
Noise pollution from cars and construction