dāng dì / zhèng fǔ / shí shī / fēng shā yù lín / zhèng cè / yǒu xiào / gǎi shàn / le / shēng tài huán jìng

当地政府实施封沙育林政策，有效改善了生态环境。

The local government implemented the policy of sand-fixing and forest cultivation, effectively improving the ecological environment.