I heard that a mass campaign encouraging show love to the victims of earthquake-stricken area is now widespread.

我听说为地震灾区的灾民献爱心的活动在广泛开展。

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Scientists have tried many ways to solve this problem and in China, a mass campaign has been started to help solve it.

科学家们已经采用许多方法来解决沙尘暴的问题，在中国，一场大规模的整治沙尘暴战役已经开始了。

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The most recent yellow fever mass vaccination campaign in this area was conducted in 1987 and as a result the population is highly susceptible to the disease.

该地区最近一次黄热病大规模预防接种运动是在1987年进行的。 因此，这里的人口极易受该病的影响。

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"You can't solve an environmental problem through a temporary mass campaign, " he said, adding that environmentalists need to address people's attitude first and foremost.

CNN: Fighting the desert one tree at a time

Tory MP Mark Field told the Mail on Sunday that he had "a handful of conversations with people" but that there was "no mass campaign" in support of Mr Afriyie.

BBC: Adam Afriyie denies plot to oust David Cameron

The Chinese authorities are now investigating the cases, and a mass vaccination campaign has been launched in the region.

BBC: Polio strain spreads to China from Pakistan