The document discusses the transportation system of India. It describes the various modes of transportation including traditional means, local/public transport, personal transport, and long-distance transport via rail, air, waterways and rivers. The major modes of transportation discussed include buses, metro systems, motorcycles, cars, Indian Railways, domestic airlines, ports and inland waterways. It also covers the byproducts of transportation such as air, water, noise pollution and their effects on the environment and human health.