绿化可以改善空气质量。

Green can improve air quality.

政府正在推动绿化项目。

The government is promoting green projects.

我们需要更多的树木来绿化城市。

We need more trees to green the city.

这个公园的绿化工作做得很好。

The green work in this park is well done.

学校的绿化环境让人感到放松。

The green environment of the school makes people feel relaxed.

绿化努力使城市更宜居。

Greening efforts have made the city more livable.

政府已拨款用于绿化项目。

The government has allocated funds for greening projects.

绿化社区可以改善空气质量。

Greening the community can improve air quality.

志愿者们正在参与绿化当地公园。

Volunteers are participating in greening the local park.

他们决定在学校周围植树造林，以创建绿化带。

They decided to afforest the area around the school to create a green belt.