培养环境意识并努力保护地球。

Develop environmental awareness and make efforts to protect Earth.

人类需要保护地球环境。

Mankind needs to protect the Earth's environment.

我们需要保护地球的环境。

We need to protect the environment of the Earth.

环保人士们正在努力保护地球。

Environmentalists are working hard to protect the Earth.

他们投身于环保活动，保护地球。

They threw themselves into environmental activities to protect the Earth.

保护生物学研究如何保护地球上的生物多样性。

Conservation biology studies how to protect biodiversity on Earth.

我们需要减少排放气体以保护地球。

We need to reduce exhaust gases to protect the Earth.

臭氧层保护地球免受紫外线的伤害。

The ozone layer protects the Earth from ultraviolet rays.

大气层保护地球免受太阳辐射的伤害。

The atmosphere protects the Earth from the sun's radiation.

奥特曼总是保护地球免受怪兽的攻击。

Ultraman always protects the Earth from monster attacks.