Maybe the wind suddenly got stronger.

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Just as suddenly the air deadened, and at one point during the night the wind meter read zero.

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Two double faults were followed by an errant smash, and as Clijsters suddenly discovered her second wind, the American cut a disconsolate figure.

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And half a century's worth of observations on tropical cyclones collected by America's National Hurricane Centre showed that wind-speeds in such storms dropped suddenly on Saturday (the worst day was Friday).

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We're not going to be able to ramp up solar and wind to suddenly replace every other energy source anytime soon, and the economy still needs to grow.

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We're not going to suddenly get all our energy from wind or all our energy from sun because we just don't have the technology to do it.

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