Mr Powell-Taylor says that depopulation exacerbates the problem.

鲍威尔-泰勒先生说人口的急剧减少使得该问题更加严重。

IN HIS 1891 novel Tess of the D’Urbervilles, Thomas Hardy lamented the depopulation of the English countryside.

1891年，托马斯·哈代（Thomas Hardy）在其著名的小说《德伯家的苔丝》（Tess of the D’Urbervilles）中为英国乡村人口的减少而扼腕叹息。

On one side were those who feared depopulation of the nation's farms would burden the nation's growing cities and might cause food prices to rise dangerously.

一部分人担心农村人口的减少会给城市增长增加负担，可能导致食品价格危险上涨。

In the closed microcavity of an ideal four-level laser system, when nonradiative depopulation is zero, the light output property of the microcavity laser is linearly.

在封闭腔，对理想的四能级激光系统，无辐射衰减速率为零时微腔激光器的光输出特性是线性的。

But could the more than 100 miles of depopulation between Glasgow/Edinburgh on the one hand and Liverpool/Manchester/Newcastle on the other have something to do with these results?

但是格拉斯哥/爱丁堡这边同利物浦/曼彻斯特/纽卡斯尔那边之间有超过100英里的人烟稀少之地，这和研究的结果有影响吧？