You could also look for references to the UK or parts of the UK.

你也可以找和英国或者英国的部分地区相关的信息。

This means you should also look for references to fresh water in the text, so look for words like river or lake.

这就意味着你也应该找文章中和淡水有关的信息，所以要找和河流和湖泊相关的词汇。