The great salmon runs of the Pacific Northwest have been reduced to a trickle... Monarch butterflies are threatened by illegal logging of the Mexican forests where they winter.
往日里太平洋鲑鱼向西北的大规模迁徙已经减少到涓涓细流。非法伐木正在威胁着帝王蝶在墨西哥的冬栖地。
Before silos were invented, cows gave less milk during winter because they had no green grass to eat.
筒仓发明之前，因为没有青草可以吃，奶牛在冬天产奶量减少。
Throughout winter, they would eat salted meat, but the taste of the stuff could grow really boring and depressing after a while.
他们会吃咸肉度过整个冬天，但一段时间后它的味道会变得非常乏味、令人沮丧。
Instead of flying thousands of miles in search of food, they make the waste sites their winter feeding grounds.
它们将这些垃圾场作为冬季的进食地点，而非飞行数千英里去寻找食物。
Since sheep and cattle can't survive harsh climates, they needed to be taken south every winter.
由于牛羊不能在恶劣的气候条件下生存，每年冬天都要把它们带到南方去。
In winter, when people in Iceland complete their daily work, they will have a lot of special activities to spend the long dark night.
在冬天，当冰岛人完成了他们的日常工作，他们会有很多特殊的活动来度过漫长的黑夜。
The New Yorkers who spent a bundle on an outdoor hot tub now admit they rarely use it, "because we can't afford to heat it in winter".
那些花一大笔钱买了一个户外加热浴缸的纽约人现在承认，他们很少使用它，“因为我们在冬天负担不起加热它的费用。”
In the fall, they use tomato preserves for a lot of what they cook, and they freeze and can vegetables to use in the winter.
秋天的时候，他们会用番茄蜜饯来做很多食物，还会冷冻蔬菜或放到罐中储存。
The pupae remain dormant in the soil until they emerge as adult moths in the winter.
蛹在土壤下休眠，直到冬季才变为成年的蛾飞出来。
After lunch, they drove to their summer villa, in order to make arrangements there for winter, and I went with them.
吃过午饭后，他们驾车去他们的夏季别墅，为去那儿过冬做安排，我跟他们一起去了。
Some birds migrate by flying to a warmer place for the winter, where they can find more food.
有些鸟会飞到更温暖的地方迁徙过冬，在那里可以找到更多食物。
These microbes enable the soil to have more nitrogen, which plants need to live and they remain quite active during the winter.
这些微生物可以让土壤中植物生长所需的氮含量增加，在冬天让植物仍保持活跃。
To prepare for this before winter, these animals eat extra food to become fat which gives them the energy they need while they sleep.
为了在入冬前做好准备，这些动物会吃更多的食物来增肥，从而获取睡眠时所需的热量。
People in the past could hardly eat fresh vegetables in winter, could they?
过去的人们在冬天很难吃到新鲜的蔬菜，是吗？
They are beginning of winter, light snow, heavy snow, winter solstice, lesser cold and greater cold.
它们是：立冬、小雪、大雪、冬至、小寒和大寒。
"Kids wear tiger-head shoes in winter," she said."They are pretty and warm."
“孩子们在冬天穿虎头鞋，”她说，“它们又漂亮又暖和。”
They are trying to make sure that 5G terminals will have been installed by 2022 for the Beijing Winter Olympics.
他们正努力确保在2022年北京冬奥会之前安装5G终端。
The most amazing thing about these butterflies is that they return to the very same trees in Mexico that their great-great-grandparents used the winter before.
关于这些蝴蝶最令人惊奇的事情是，它们返回墨西哥的同一棵树，那是它们的高祖父母曾经在冬天栖居过的树。
Another is the free bus travel to which pensioners are now entitled and the special tax-free payments they get every winter to help with extra fuel costs.
另一项是现在退休人员获得的免费乘公车补贴，以及每年冬天发给他们的特别免税金，用来补贴额外的燃料费。
Scientists say they expect stronger storms, in winter and summer, largely because of the physical principle that warmer air can hold more water vapor.
科学家说他们预计在冬季和夏季会有更强的风暴，很大一部分原因是因为物理学原理：暖空气能够容纳更多的水蒸气。
Some folk kill two birds with one stone: by booking a short holiday abroad they can escape miserable winter weather and the strained atmosphere of a family Christmas with the relatives.
一些人选择一举两得的做法：短期的出国度假。这样一来，不仅避开了冬季的糟糕气候，还摆脱了与家庭亲友共度圣诞的紧张气氛。
Of course, they over winter and probably more naturalized habitats under rocky areas and things like that, leaf litter, that sort of thing, but certainly homes are also on the list for them.
当然它们会很自然的选择在石堆缝里或落叶下面这些地方越冬，但我们的家也在它们的选择范围之内。
In winter, they should expect some obstacles in advancing their projects.
冬天，天秤们应能预见计划难以提前进行。
Pumas can breed all year but usually in winter they slow down -- this year because of the warm weather we will see Puma 'kittens' two months early, " Kozlov said.
美洲狮能够在一年中的任何时候繁殖后代，但它们通常在冬季时会放慢这方面的速度，但由于暖冬的悄然降临，今年我们会比以往提早两个月见到小美洲狮。
And I've been worried for a long time about the coal dust that comes off the coal-piles in the winter. They dump it off the trucks near my apartment.
我还一直担心冬天从煤堆上飘起的煤屑，他们就在我家旁边把煤从卡车上卸下来。
In the tropics, they don't need winter clothing.
在热带人们不需要冬季服装。
For the most part, windows aren't good insulators. They leak heat in the winter and let heat in during the summer.
从很多方面来讲，窗户不能够很好地隔绝热量——在冬天，窗户让房间里的热量跑到室外；在夏天，窗户让室外的热量进入室内。
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