Economist John Ward said there are several reasons why Africa is more vulnerable to the adverse effects of climate change than other regions.

经济学家约翰指出了气候变化带来的有害影响对于非洲来说比其它地区要更脆弱的原因。

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On a posting to Egypt, he ran a typhoid ward for 18 months under the command of Dr. John Guyett Scadding, a British expert on respiratory diseases.

在一次到埃及的工作中，他在英国呼吸病专家约翰·该以·斯盖医生的带领下，负责管理伤寒病区了18个月。

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Abbott was appointed manager at Brunton Park in October of last year following the departure of John Ward.

BBC: Carlisle boss given board backing

"He'll hopefully play a few games before the end of the season and beyond, " said boss John Ward.

BBC: Colchester United sign David Mooney and Conor Powell

The 47-year-old, who parted company with Brighton in February, beat off competition from another vastly experienced candidate John Ward.

BBC: Adams unveiled as Port Vale boss