BRTS

A new study from Ahmedabad suggests there is an average 25% drop in levels of fine, toxic particles–called PM 2.5–in AC buses compared to AC cars and a 76% drop compared to non-AC modes of transport.

From the environment-friendly Chandigarh airport to the modern Delhi metro, from extraordinary solar projects to stellar freeways and tunnels, here is a list of 14 engineering marvels in India that have set a benchmark for other infrastructure projects to follow.