* Trees are essential so suitable locations should be identified and more and more trees should be planted in the Mega city of Mumbai
* Trees are not our parents/ grand parents, so one should not be too touchy/emotional with the existing trees.
* The grownup trees can be replanted to suitable location to facilitate construction of Metro.
* Everyday about 10 paxs...
more... are dying in Mumbai due to excessive crowd at Mumbai Rly stns and suburban trains. Many are dying on roads as well.
* Metro on the other hand shall help reduce air-pollution and road accidents in Mumbai by taking off polluting vehicles from Mumbai roads.
* Development is impossible without making changes, many times to earn a pound, penny has to be sacrificed. That is exactly happening with many green infrastructure projects, especially in the city of Mumbai.
* The way Delhi Metro have improved the chaotic situation of Delhi roads, Mumbai metro too is expected to improve the traffic congestion/pollution of Mumbai roads.