What does it represent?

What's the action about this picture?

What can people do to avoid water pollution?

What does it represent?

Say five actions to help environment

Say five issues that cause the global warming

When should people use the washing machine or dishwasher?

Say a sentence using the picture

What's this?

What's the action about appliances?

What kind of light bulbd should we use at home?

It is a process that occurs when energy from a planet's host star goes through its atmosphere and heats the planet's surface, specially because of the hazardous gases spread in the environment..