write a brief description of three social problems in the city,and then write 2 causes and 2 effects of that social prob

1,Hard to be employed （就业难）
causes:labours abundunt ; lack of enough jobs.
effects:competition in talent market is very ferocious; brain drain
2,Business fraud（商业欺诈）
causes:businessman try every mean to seek profit;law enforcement systems need to be strenthened
effect:vircious compitition in commercial circles;consumers's rights are harmed
3,Environment pollution （环境污染）
causes：wrong developing stretergy;large numbers of high energy-consumption industries
effect:degredation in human's living condition;harmed some endanged animals