I think the text is called the Tanakh, but they also have some other books as well.
By looking at the 1849 poem, one reason that London's drinking water was polluted was because the Thames River was polluted. The river was polluted because it was filled with sewer, factory waste, and sink waste. Officials were paid off to ignore all of the pollution being dumped into the Thames River.
Because of the fur that was plentiful. There was a huge demand for beaver fur coats and hats, and they wanted the territory for it.