天空变得更蓝了，因为我们采取了行动来保护环境。

The sky is much bluer because we have taken action to protect the environment.

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该模型预测，目前只有少量浮游植物的蓝色区域可能会变得更蓝。

The model projects that currently blue areas with little phytoplankton could become even bluer.

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据一项新的研究显示，最晚到本世纪末，全球的海洋会因气候变暖而变得更蓝、更绿。

By the end of the century, if not sooner, the world's oceans will be bluer and greener thanks to a warming climate, according to a new study.

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