As the HK's economy has been growing and there are many new mobile phone that will detrude incessantly, many Hongkongers become richer and will change their mobile phone incessantly.That is really bad.It is because it will affect the ecological environment.As the mobile phone's components contains some harmful,chemical substances such as the radiations...and thats will affect the ecological environment.Do you think Hongkongers change their mobile phone incessantly is a bad or good thing?Why?Can you explain your your answer?

P.s

The use of mobile phones may lead to brain cancer.

If people in Hong Kong do not use mobile phones, the population will be less likely to suffer from brain cancer.