Essay on acid rain
Acid rain is a great problem in our world. It causes fish
and plants to die in our waters. As well it causes harm to our own race as
well, because we eat these fish, drink this water and eat these plants. It
is a problem that we must all face together and try to get rid of. However
acid rain on it's own is not the biggest problem. It cause many other
problems such as aluminum poisoning. Acid Rain is deadly.
Acid rain is all the rain, snow, mist etc that falls from the sky onto
our planet that contains an unnatural acidic. It is not to be confused with
uncontaminated rain that falls, for that rain is naturally slightly acidic.
It is caused by today's industry. When products are manufactured many
chemicals are used to create it. However because of the difficulty and cost
of properly disposing of these products they are often emitted into the
atmosphere with little or no treatment.
The term was first considered to be important about 20 years ago when
scientists in Sweden and Norway first believed that acidic rain may be
causing great ecological damage to the planet. The problem was that by the
time that the scientist found the problem it was already very large.
Detecting an acid lake is often quite difficult. A lake does not become
acid over night. It happens over a period of many years, some times
decades. The changes are usually to gradual for them to be noticed early.
At the beginning of the 20th century most rivers/lakes like the river
Tovdal in Norway had not yet begun to die. However by 1926 local inspectors
were noticing that many of the lakes were beginning to show signs of death.
Fish were found...