Cities and other organizations in the United States are testing alternatives to traditional asphalt parking lots to address two related problems: higher surface temperatures and increased stormwater runoff. Multiple sources describe how asphalt lots absorb and retain heat, contributing to urban heat, while also affecting how rainfall flows and drains. As climate change intensifies extreme weather and rainfall patterns, these impacts are becoming more challenging for local governments and planners. The reporting focuses on pilot projects and experimentation with other pavement and surface options meant to cool parking areas and better manage runoff. While the specific alternatives are not detailed in the provided excerpts, the shared theme is that groups are looking beyond conventional asphalt to curb environmental impacts associated with large paved areas. The testing indicates a growing interest in using design and material changes to improve stormwater management and reduce heat in parking-lot environments. Overall, the articles frame the work as an emerging, practical response by cities to climate-related concerns tied to paved infrastructure.