(a) Shola reedtail (Protosticta sholai) [Image credits: K. A. Subramanian]; (b) blue-legged reedtail (Protosticta cyanofemora) [Image credits: Shantanu Joshi]; (c) Myristica reedtail (Protosticta myristicaensis) [Image credits: Shantanu Joshi]
An IIT Bombay study using satellite data shows rising greenhouse gas levels over Delhi and Mumbai and also identifies emission hotspots in these cities.