I wonder if the centers of cities are hotter now that they are all pavement and buildings than they were when they were grasslands or forests? Could this contr

I wonder if the centers of cities are hotter now that they are all pavement and buildings than they were when they were grasslands or forests? Could this contribute to warming? Could warmer cities even cause us to overestimate the current temperature because the temperature 100 years ago on a prairie was less than the temperature today in a parking lot?