Across the northern hemisphere the deciduous forests are changing.

环绕整个北半球，可以看到林在不断变化。

Deciduous trees are shedding their leaves.

乔木的开始掉。

Here, in the deciduous forests of eastern Russia, the winter makes hunting very difficult.

这里是俄罗斯东部的林，得狩猎变得相当困难。

Deciduous and evergreen trees handle this problem in different ways.

和常青以不同的方式处理这个问题。

The deciduous trees pre-empted the winter by shedding their leaves.

乔木通过脱率应对。

So each fall, deciduous trees recycle their leaves before dropping them.

所以每年秋，会在子下前进行营养回收。

Here at the very south of the Taiga, deciduous trees take over from evergreens.

这里是泰加林的最南端，木取代了常绿木。

The first are temperate deciduous forests.

第一类是温带林。

Many forests in Europe, the United States and parts of Canada are temperate deciduous forests.

欧洲、美国和加拿大部分地区的许多森林都是温带林。

For thousands of years, it was the most abundant tree species across the eastern deciduous forest.

千百年来，它曾是东部林中数量最多的种。

Deciduous means that the trees' leaves turn different colors and fall off each year.

指木的子会变成不同的颜色，并且每年都会凋。

In some tropical forests, the trees' leaves will fall off in the dry season just like deciduous forests.

在一些热带森林中，木的子在旱季会像林一样凋。

They eat leaves, twigs, and the inner bark of deciduous trees, as well as shrubs, aquatic plants, and grasses.

它们吃子，嫩枝和性木的内层皮，还有灌木、水生植物、草等。

Deciduous trees are trees like, maple, or oak, or poplar.

是像枫、橡或杨这样的。

In winter, being deciduous, it was a nightmare; row on row of gaunt gray skeletons.

，如梦。 一排排憔悴的灰色骷髅。

Seventy-two percent became either a mix of spruce and deciduous or deciduous-dominated.

百分之七十二成为云杉和的混合体或为主。

It is common across the UK and mainland Europe and found in mixed deciduous woods, especially under oak and beech trees.

它在英国和欧洲大陆很常见，见于混合林，尤其是橡和山毛榉下。

Deciduous trees are set to dominate the Interior Alaskan forests by the end of this century.

到本世纪末，将主宰阿拉斯加内陆森林。

So there's really two kinds of trees that you'll find in the forest. There's deciduous trees.

所以你会在森林里找到两种。有。

The cooling climate triggered a change from ecosystems dominated by forests to ones filled with dry deciduous woodlands.

变冷的气候引发了从以森林为主的生态系统向充满干燥林地的生态系统的转变。