这里的湖水很干净，生态环境也保护得很好。

Zhèlǐ de húshuǐ hěn gānjìng, shēngtài huánjìng yě bǎohù de hěn hǎo.

The lake water here is very clean, and the ecological environment is well protected.

过度砍伐森林会破坏当地的生态平衡。

Guòdù kǎnfá sēnlín huì pòhuài dāngdì de shēngtài pínghéng.

Excessive logging of forests will destroy the local ecological balance.

政府正在推动绿色经济，努力建设低碳生态城市。

Zhèngfǔ zhèngzài tuīdòng lǜsè jīngjì, nǔlì jiànshè dītàn shēngtài chéngshì.

The government is promoting a green economy and striving to build low-carbon eco-cities.