Your sense of smell can also help you detect weather changes.

你的嗅觉也能帮助你察觉天气的变化。

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Reconstructing the climate changes of the past is extremely difficult, because systematic weather observations began only a few centuries ago, in Europe and North America.

重建过去的气候变化是极其困难的，因为在欧洲和北美，几个世纪前才开始系统的天气观测。

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So large is the Pacific, covering 30% of the planet's surface, that the additional energy generated by its warming is enough to touch off a series of weather changes around the world.

太平洋面积非常大，覆盖了地球表面的30%，其海水升温产生的额外热量足以引发世界各地一系列的气候变化。

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The seeds and pollen, or the lack of them, can show severe weather changes over thousands of years.

VOA: special.2010.04.07

Scientists say small changes in the sun's brightness can produce effects on Earth similar to two weather events in warm waters of the Pacific Ocean.

VOA: special.2009.09.29

Their appearance changes endlessly with the light,the time of year, and the weather.

VOA: special.2009.10.07

He said the incident was probably the result of "recent weather changes we are having - particularly heavy rain fall and the start of a cold snap".

BBC: Rock fall closes Jiggers Bank in Shropshire

How to know: Watch the price of gold--still the best barometer of monetary weather changes.

FORBES: Fact and Comment

The scientists said there was no evidence that the weather changes were a result of Man-made climate change.

BBC: UK experiences 'weirdest' weather