Even though climate change is a macro level issue, it manifests itself at the micro or local level, that is, in cities. This chapter deals with the role that cities play in climate change and attempted to explore the extent to which they are being impacted. This article focuses on understanding the phenomenon of climate change and the relationship it shares with cities. As the other articles in the series extensively talk about the consequences cities are facing due to climate change, this article aims to establish an understanding of the types of climate change impacts that are affecting the cities. It also sheds some light on the state of Indian cities in terms of vulnerability, carbon emissions, and growing climate extremes.