CHEMISTRY FOR ENVIRONMENT

Why this topic?

• Earth was formed about 4.5 billion years ago.

• Life on Earth arose at least 3.5 billion years ago.

• Human Civilization started 10,000 years before until

environment changes due to nature.

• Last 200 year environment changes drastically due to

human

• Environment impact by nature is around 1/3 and 2/3 due to

human.

• We are responsible for degradation of environment,

everyone contributes directly or indirectly.

• We should be aware of the damage we do and how to reduce

or prevent the damage.

• It is to be done for the next generation