A result of using radioactive elements from atomic enery stations.

A disturbance of silent environment with harsh loud noises.

Ship spills oil in the oceans and rivers. This lead ..... the dead of many aquatic animals and plants.

Households pollute water sources by ...... waste into ponds, lakes and rivers.

This month's electricity bill is too high ..... the air conditioner is turned on all the time.

The gorvernment has come ........ a solution to the water problems of the city.

A lot of fish have died recently because of the ........ water in the lake.

Find one mistake in the sentence.

Constant exposure to noise pollution will lead in the loss of hearing.

Many people in this area have cholera because they drink ..... water.

The music club made so much noise that the ...... complained to its owner.

This type of pollution occurs when man-made chemicals such as hydrocarbons, heavy metals, solvents, get into the soil. These chemicals come from industrial activities and from bad waste disposal. It may cause health risks.

Find the word which has different sound in the underlined part

Find one mistake in the sentence.

Because of we turned on a lot of bulbs, our eyes got strained.

Billboards should only be allowed to hang at roadside for a ...... period time.

The Nhue River's water has turned black with the ....... discharged from factories.

Find the definition of "Thermal pollution"

Find the word which has a different sound in the underlined part.

What does this picture say?

Hanoi’s air pollution is at the ...... alert level.