Urban public transit agencies spend billions of dollars each year on workers, durable capital and energy to supply transportation services. During a time of rising concern about climate change, the urban public transit sector has not significantly reduced its carbon footprint. Using data for the...

India's climate debate encompasses issues other than just energy choices and energy efficiency. It is an integrated puzzle around lifestyle choices, the aspirations of 1.2 billion people, and informed actions on the water, air quality and climate fronts. In the wake of the upcoming COP-21 talks...