They're beginning to see illegal activities on these properties, like illegal dumping, and they know that because the city has lost so much population, their costs for water, electricity, gas are rising, because there are not enough people to pay property taxes to help support the services that they need.
居民开始看到有人在这些建筑里 从事非法活动，如非法倾卸。 居民们还意识到，由于城市人口锐减， 水费、电费、油气费都在上涨， 因为支付财产税的人变少了， 税金不足以维持这些服务的运营。