They'd then convert radiation into useful energy while protecting our DNA.

然后他们将辐射转化为有用的能量，同时保护我们的 DNA。

We can determine how much useful energy is contained in pretty much any chemical compound.

我们可以确定几乎任何化合物中含有多少有用能量。

Walking for as little as ten minutes can even increase the rate of your metabolism, helping you convert food into useful energy.

步行十分钟甚至可以提高新陈代谢率，帮助你将食物转化为有用的能量。

By doing so, an important greenhouse gas is turned into useful energy rather than being directly emitted into the atmosphere.

通过这样做，一种重要的温室气体被转化为有用的能源，而不是直接排放到大气中。