In the end, the land remained a safe place for birds, animals and plants that belonged there.

最后，这片土地为栖息在这里的鸟类、动物和植物保留了一个安全的地方。

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Marked hiking trails are there usually to protect the natural environment and keep wild plants safe.

有指示标识的游览步道通常是为了保护自然环境、保障野生植物的安全。

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Radiation is a threat to human health at every stage of the process, from uranium mining to plant operation (even in those new ultra-safe plants) to waste disposal.

ECONOMIST: A renaissance that may not come

The new designs are "orders of magnitude safer" than existing plants, "and we believe those plants are safe, " he said.

CNN: U.S. backs project for small nuclear reactors

And we're going to have to build a new generation of safe, clean nuclear power plants in America.

WHITEHOUSE: Investing in Clean, Safe Nuclear Energy