这一预测向人类呈现出了广泛的社会、经济、环境和政治问题，这些问题需要在当下解决，以确保人类拥有可持续发展的未来。
Such a projection presents mankind with wide-ranging social, economic, environmental and political issues that need to be addressed today to ensure a sustainable future for all.
我们必须确保我们的悠久遗产不至于把这些小东西彻底毁掉，因为它们向人类提供了巨大的好处，如养分循环和气候调节。
We need to ensure that our enduring legacy is not to wipe out the small things that provide us with great benefits such as nutrient recycling and climate regulation.
我依靠地面上的同事来确保我没有滑向人群。
I rely on my ground guys to make sure that I'm not drifting over the crowd.
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