Generally speaking, that is correct. A dystopia is the opposite of a utopia, and is a place which we define as unpleasant or bad. Therefore, what you might find in a dystopia is what you would consider as being unpleasant or bad. Hence, if you think polluted lakes and rivers are unpleasant, then they are likely to be part of a dystopia "for you". However, each person's dystopia may be different, as it depends on personal preference, or in this case, personal disgust.
George W bush signed the Immigration act of 1990 which allowed over 700,000 immigrants to come to the U.S (and because america is awesome)
This phrase for the Queen suggests that the Queen is the ruler of all the empires but when she sees her own men who were fighting for her glory and rule injured, she becomes a nurse to them and brings them back to health.