“Actually I blame the university. The climate of the place is such that every one is finger pointing and one upping each other.”
Not everywhere - the culture significantly varies by college and department. And frankly, some aspects of the university culture is imported from the big cities, and some widespread nihilistic aspects of youth culture are unfortunately well represented here. But nothing explains the situation fully; depression lies very effectively to those suffering from it.
It is a heartbreaking time, especially for the families.
Yes, no question. There seems to be no common cause that drives a person to suicide. The pressures are very much to the individual.