Volunteers in China have planted 78.

1 billion trees since the onset of the country's voluntary tree-planting campaign 40 years ago, data from the National Greening Commission showed Monday.

全国绿化委员会办公室12月13日公布的数据显示，今年是全民义务植树开展40周年。

40年来我国累计义务植树781亿株。

The resolution on launching a nationwide voluntary tree-planting campaign, adopted in December 1981, made afforestation a responsibility for all eligible Chinese citizens and has helped make the country greener, said a commission official.

全国绿化委员会办公室有关负责人介绍说，1981年12月，我国通过 关于开展全民义务植树运动的决议　，植树造林、绿化祖国成为每一位适龄公民的法定义务。

Currently, China's forest coverage rate almost doubled from 12% in the early 1980s to 23.

04%, while its forest stock volume grew from 9.

03 billion cubic meters to 17.

56 billion cubic meters.

The urban green coverage rate expanded to 41.

11% during the same period.

目前，我国森林覆盖率已由20世纪80年代初的12%提高到23.

04%，接近翻番，森林蓄积量由90.

3亿立方米提高到175.

6亿立方米，全国城市建成区绿化覆盖率提高到41.

11%。

【40年来我国累计义务植树781亿株查看网站：[db:时间]】