Absolutely no concern for the environment and disasters that have happened in the recent past because of destructive construction.
The pilgrim visits to these shrines have become more of a social status and show off, rather than bhakti. It is just "See, I have also been there". When there are thousands of temples, many of them ancient with rich history and which do not need any environmental destruction to reach them, what is the need for such roads and other concrete structures in these fragile regions?
As for security, there must be better ways of ensuring security than by destroying the environment and posing a hazard to those who live there. more