Cooler streets, brighter city, or more trees?

Destiny Zandi Lindgren (KD) proposed that Stockholm investigate using lighter colors for asphalt and sidewalks to enhance attractiveness, reduce high temperatures during heatwaves, and improve lighting efficiency. However, most committees found increased greenery to be the most effective measure against heat islands, and the traffic committee argued that lighter asphalt could compromise traffic safety and visibility for the visually impaired.