We risk upsetting the ecological balance of the area.

我们有可能破坏这个地区的生态平衡。

Large dams have harmed Siberia's delicate ecological balance.

大坝损害了西伯利亚脆弱的生态平衡。

These statistics are important from an ecological point of view.

就生态学而言，这些统计数字很重要。

It's an ecological disaster with no parallel anywhere else in the world.

这是一场世界其他任何地方均无等同的生态灾难。

Scientists have described the Aral sea as the site of the worst ecological disaster on earth.

科学家们把咸海描绘成地球上生态环境最差的地方。

"Ecological" has become one of the most overworked adjectives among manufacturers of garden supplies.

“生态的”已成为园艺用品制造商最为滥用的形容词之一。

These actions have greatly affected the ecological balance.

这些行动极大地影响了生态平衡。

Promoting ecological tourism is another way to help save their habitat.

促进生态旅游是帮助拯救它们栖息地的另一种方式。

There is evidence of major ecological and geological changes during this period.

有证据表明，这一时期发生了重大的生态和地质变化。

In 1975, a major advertising trade group held its first workshop on ecological marketing.

在1975年，一个主要的广告贸易集团在其内部首次举办了关于生态营销的研讨会。

The report also says that intensive livestock operations can pose serious ecological risks.

该报告还指出，集约化的畜牧业经营会带来严重的生态风险。

To some extent, this is related to the ecological circumstances in which the animal is found.

在某种程度上，这与我们发现这种动物的生态环境有关。

Some communities have even discussed the possibility of bringing wolves back into the ecological mix.

一些社区甚至讨论了将狼重新引入生态系统的可能性。

One recent study attempted to calculate the extent of this "ecological overshoot of the human economy".

最近的一项研究试图对这种“人类经济对生态透支”的程度进行计算。

The other is to restore some of the evolutionary and ecological potential that has been lost in North America.

另一个是对一些在北美丧失的进化和生态潜力进行恢复。

Urgent attention should be paid to the ecological problems we have created in our pursuit of a comfortable life.

我们在追求舒适生活的同时，也造成了生态问题，应引起高度重视。

We need to identify visions and paths that will help us imagine a different, more just and more ecological world.

我们需要确定愿景和道路，帮助我们勾勒出一个不同的、更公正、生态更友好的世界。

This strategy of direct access to a maximum number of ecological zones by a single group is called vertical economy.

单一集团直接进入最大数量的生态区的战略称为垂直型经济。

If an impact is large enough, it can disturb the environment of the entire Earth and cause an ecological catastrophe.

如果（陨石撞击地球的）力度足够大，相撞会扰乱整个地球的环境，并引发一场生态灾难。

Using alternative fuels and improving energy efficiency is thus both an ecological necessity and a technological challenge.

因此，使用替代燃料和提高能源效率既是生态需要，也是技术挑战。

An equally important criterion is the ability of a species to survive random global ecological catastrophes due to impacts.

一个同样重要的标准是，一个物种是否有能力在全球任一生态灾难中生存下来。

She was the first to bring together insects and their habitats, including food they ate, into a single ecological composition.

她是第一个把昆虫及其栖息地，包括它们吃的食物，整合成单一的生态组合的人。

Yet an equally important criterion is the ability of a species to survive random global ecological catastrophes due to impacts.

然而一个同样重要的标准是，物种在随机性全球生态灾难中幸存的能力。

We need an acknowledgement of our present ecological plight but also a language of positive change, visions of a better future.

我们需要承认我们目前的生态困境，但也需要一种积极改变的态度，拥有对更美好的未来的愿景。

The deterioration of the ecological system is accelerating because of the dramatic increase of human production and consumption.

由于人类生产和消费活动的急剧增加，生态系统正在加速恶化。

Many zoologists believe that it was because so many ecological niches were available with virtually no competition from existing species.

很多动物学家认为，这是因为，在几乎没有任何现存竞争物种的情况下，有太多的生态小生境可供生存。

For ecological studies, the most important factor is collecting identifiable samples of as many of the different species present as possible.

对于生态学研究来说，最重要的是收集尽可能多的不同物种的可识别样本。

Following each mass extinction, there is a sudden evolutionary burst as new species develop to fill the ecological niches opened by the event.

在每一次物种大灭绝后，都有一次突然的进化爆发，因为会有新物种出现来填补灭绝创造的生态位。

Yellowstone Park was not set aside strictly for ecological purposes; however, the title "pleasure ground" does not mean to create an amusement park.

黄石公园并不是严格为生态目的而设立的；然而，“游乐场”这个名称并不是在邀请人们创建一个游乐园。

The first is "compressed verticality," in which a single village resides in a location that permits easy access to closely located ecological zones.

第一个是“压缩垂直性”，即单个村庄所处的位置可以方便地进入临近的生态区。