The report also notes what it calls the world's " Ecological Footprint." That is the effect of human activities on the planet.

这份报告还提到所谓全世界的“生态足迹”，也就是人类活动对地球的影响。

But it is not the environment-changing effects of human activity on land, sea and air that intrigue Beth Shapiro -- or not directly.

但激发起贝丝·夏皮罗兴趣的并不是人类活动对陆地、海洋和空气这些环境的变化所造成的影响——或者说这些并没有直接激发她。

With the effects of human activity on the environment becoming increasingly apparent, the work being carried out by the British Antarctic Survey is now more important than ever before.

随着人类活动对环境的影响日益明显，英国南极调查局正在开展的工作现在比以往任何时候都更加重要。

It was chosen over 11 other sites because the yearly effects of human activity on the earth's soil, atmosphere and biology are clearly shown in its layers of sediment.

（科学家）之所以选择它而不是其他11个地点，是因为人类活动对地球土壤、大气和生物的年度影响在它的沉淀物层中得到了清楚的展现。

The effects of human activity on the land have led some to look to the oceans for natural resources - naturally existing things such as minerals, oil, coal and other energy sources that can be used by people.

人类活动对陆地的影响导致一些人将目光投向海洋来寻找自然资源——自然存在的东西，如矿产、石油、煤炭和人类可以使用的其它能源。

In fact, scientists estimate that some of Sandy's catastrophic effects — like the flooding of vital transit tunnels, which added more than ten billion dollars of damage — might not have happened without the effects of human activity.

事实上，据科学家估计，如果没有人类活动的影响，桑迪的一些灾难性后果，比如重要的交通隧道被水淹没，造成的损失超过 100 亿美元，可能不会发生。