What are the four-word idioms about protecting the environment?

Green environment

Refuse once

recycle

Turn off the lights when you leave

Pay attention to hygiene

green food

Green ecology

Restrict fishing

Ecological protection

save energy and cut emissions

Meaning: Energy saving and emission reduction means saving energy, reducing energy consumption and reducing pollutant emissions.

Sentence: Advocate a low-carbon life, implement energy conservation and emission reduction, establish environmental awareness and create a beautiful home.

Green environment

Meaning:? Plant plants to improve the environment.

Sentence making: cherish the sustainable utilization of resources, green the environment and purify the soul.

Restrict fishing

Meaning: Restrict the fishing of fish and other aquatic economic animals.

Sentence: There is no limit to shark fishing in international waters, but Baum supports a recent statement of the United Nations. The statement called for immediate restrictions on shark fishing and the prohibition of shark fin cutting.

recycle

Meaning: Resources that can be reused.

Sentence making: The invention relates to a device for washing toilets with washbasin water for the second time.

Turn off the lights when you leave

Meaning: By the way.

Sentence: It's easy to turn off the lights.