"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

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

VOA: standard.2009.08.30

They will be decreasing in size and frequency, but at this point they're still large enough to be of concern in hampering the rescue efforts."

VOA: standard.2010.01.13