Across the northern hemisphere the deciduous forests are changing.

环绕整个北半球，可以看到落叶林在不断变化。

This phenomenon occurs above the magnetic poles in the Northern and Southern hemisphere.

种现象发生在北半球和南半球的磁极上方。

Meet Steve, a rare spectacle that hovers over the horizon in the Northern hemisphere.

来看看史蒂，北半球平线上罕见的奇观。

Arctic terns begin their migration in the Northern hemisphere in the summer, which is breeding season.

北极燕鸥在夏季开始在北半球迁徙，繁殖季节。

And it correlated almost exactly with the last period of prolonged cold to strike the Northern hemisphere.

北半球也在段期间进入了漫长的寒冷期。

" Without exception, positive temperature anomalies are expected over all land areas in the Northern and Southern Hemisphere."

“毫无例外，预计北半球和南半球所有区都将出现正温度异常。”

In the southern hemisphere, they rotate clockwise and in the northern hemisphere, they rotate anticlockwise.

它们在南半球顺时针旋转，在北半球则逆时针旋转。

Global cooling was experienced by the entire northern hemisphere.

整个北半球都经历了全球降温。

In the Northern Hemisphere, Snowy Owls hunt for Lemmings.

在北半球，雪鸮捕食旅鼠。

Within the northern hemisphere, now sing without a flaw.

在北半球，现在和我一起唱，不要唱错哦。

Some think there was an ocean in the northern hemisphere.

有些人认为在火星的北半球有海洋。

They continued transatlantic service in the northern Hemisphere's summer months.

他们在北半球的夏季继续提供跨大西洋服务。

The Summer Solstice is the longest day in the northern hemisphere.

夏至北半球日照时间最长的一天。

The plant-eaters were late comers in the Northern Hemisphere, he said.

植食性恐龙后来到北半球的，他样说道。

In the northern hemisphere, July is off to a record-breaking start.

在北半球，七月一个打破纪录的开始。

It's fall, ya'll at least it is in the Northern Hemisphere.

现在秋天了，至少在北半球秋天。

This means the Equator would be a significant geographical barrier between the Northern hemisphere and what remains of the Southern hemisphere.

意味着赤道将成为北半球和南半球残余区之间的重要理屏障。

It is the day with the most daylight in the Northern Hemisphere.

北半球白昼时间最长的一天。

Record-breaking heat has hit more highs today all around the Northern Hemisphere.

今天，北半球各的高温已经打破纪录，创下新高。

The Northern Hemisphere has just had its hottest summer on record.

北半球刚刚经历了有记录以来最热的夏天。