Extreme dry weather ruined the soil.

VOA: special.2010.06.20

You even hear the windows rattling. It's really becoming extreme, this weather.

你甚至听到窗户被震得噼啪作响。天气变得越来越极端了。

There is no 课堂 - SpeakingMax英语口语达人

He says global warming is likely to increase the intensity and frequency of extreme weather events.

VOA: standard.2009.08.30

(SAYING) Here at the GM battery lab, the Volt's 16 kilowatt lithium ion batteries are run through the rigors of extreme driving,weather fluctuations and abrupt movements.

VOA: standard.2010.07.30

"If there is any truth to that, can you imagine the impact on hunger, on acute and chronic malnutrition?" Scientists say the warming of the planet will be gradual, but that extreme weather events will increase in frequency and intensity.

VOA: standard.2010.01.02

Scientists warn that without an agreement to reduce so-called green house gas emissions, global temperatures will continue to rise, with the catastrophic consequences of extreme weather events, the spread of drought and disease, and the extinction of plant and animal species.

VOA: standard.2009.12.09