Unit 25

旁白 neutral

Our earth is crowded with exploded - populations which have brought great burdens to the environment

我们的地球拥挤不堪——人口爆炸给环境带来了巨大负担。

旁白 neutral

Roads and streets are filled with cars , which are likely to cause traffic jams

道路和街道上挤满了汽车，这很可能会导致交通堵塞。

旁白 neutral

A large amount of CO₂ emitted by people and cars has caused severe air pollution and damages the earth's atmosphere terribly , resulting in climate change and global warming

人类和汽车排放的大量二氧化碳造成了严重的空气污染，极大地破坏了地球大气层，导致气候变化和全球变暖。

旁白 neutral

In addition , there is a sharp decrease in species and some rare plants and animals gradually disappear from our sight

此外，物种数量急剧减少，一些珍稀动植物逐渐从我们的视野中消失。

旁白 neutral

These have thrown great challenges to us and are signals sent by nature , telling us that we should make the world go back on track

这些给我们带来了巨大挑战，也是大自然发出的信号，告诫我们应当让世界重回正轨。

旁白 neutral

To protect our environment , we should take action

为了保护我们的环境，我们应该采取行动。

旁白 neutral

We ought to attach importance to the concept that different rubbish needs to be thrown into different rubbish bins

我们应当重视将不同垃圾投入不同垃圾桶的理念。

旁白 neutral

For instance , recycled rubbish like glass bottles should be put into a bottle bank for recycling

例如，玻璃瓶等可回收垃圾应投入回收箱以便循环利用。

旁白 neutral

Nowadays , throwing rubbish away is prohibited in most places because of the damage it may cause to our surroundings

如今，在大多数地方，随意丢弃垃圾是被禁止的，因为这可能对我们的环境造成破坏。

旁白 neutral

At the same time , advocating public transport can avoid traffic jams and reduce air pollution

同时，提倡公共交通可以避免交通拥堵并减少空气污染。

旁白 neutral

Some environmental protection organisations aim to protect our earth by setting up rules for people

一些环保组织通过为人们制定规则来保护我们的地球。

旁白 neutral

We also hope to find other efficient methods to make our earth a place in all kinds of species' favour to multiply and live

我们也希望找到其他高效的方法，让地球成为各类物种繁衍生息的理想家园。

旁白 neutral

Our earth remains in a bad situation and none of us will survive if we carry on destroying it

我们的地球仍处于糟糕的境地，如果我们继续破坏它，没有人能够幸免。

旁白 neutral

Unfortunately , we have no option but to protect the earth

遗憾的是，我们别无选择，只能保护地球。

旁白 neutral

Everyone should take good care of the earth and make great efforts to overcome difficulties step by step , otherwise we may disappear from the earth one day like other species

每个人都应当悉心呵护地球，并逐步努力克服重重困难，否则终有一天我们可能会像其他物种一样从地球上消失。