Water pollution is also a serious problem in the city as the sewer system tends to fail and overflow. On occasion, sewage has escaped onto the streets to create a health hazard. This problem is hoped to be solved by a new sewer system funded by the European Union, which could cope with the demand of the city. The dangerously high levels of mercury in the city's water system has global health officials concerned over related health risks.
Water pollution is also a serious problem in the city as the sewer system tends to fail and overflow On occasion sewage has escaped onto the streets to create a health hazard This problem is hoped to be solved by a new sewer system funded by the European Union which could cope with the demand of the city The dangerously high levels of mercury in the city's water system has global health officials concerned over related health risks