which of the following is not a way to conserve water

Why is it important to conserve water

How do people contribute to land pollution

What happens when people dump wastes from homes  or factories into oceans , lakes or rivers?

Which of the following help pollution occur

Pollution can also come from natural resources. Which is one natural resource that can cause pollution

When we drive, gases and bits of dust go into the air.  What then forms

Which of the followings are common sources of air pollution

Earth is the only planet that we know of that has

Air is made up of

Everyone is affected by quality of our air.  Which people in particular are likely to become sick from air pollution

Carbondioxide is a

Trees help to clean the

The earth’s atmosphere is a blanket of 

The increase in the number of factories and vehicles has resulted in the increase of

Before industrial revolution, there was no air pollution

Air pollution is a problem in big cities

Air pollution is a problem in big cities

When air is polluted, you can always see and smell it

Burning leaves or trash at home contributes to air pollution

Cars and buses  contribute little to the air pollution problem

The only way air pollution affects the human body is by causing lung disorders

Air pollution now is under control and will not be a problem in the future

Is coal a fossil fuel

A wind farm makes wind

Can volcanoes make acid

The world is getting warmer

Factories produce

What is smog made up of

recycling is

Which of the following can you recycle