问题在于人们还没有意识到保护环境的重要性。
The problem lies in that people still haven't realized the importance of environmental protection.
每个人都应该意识到保护环境的重要性和紧迫性。
Everyone should be aware of the importance and urgency of protecting the environment.
再怎么强调保护环境的重要性也不为过，因为我们只有一个地球。
We cannot emphasize the importance of protecting the environment too much because we have only one Earth.
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