This file summarizes the digital advertisement strategies used during participant recruitment for the Cities, Children and Climate Action Lab's real-time survey. It includes: (1) A table detailing the advertising platforms (e.g., Google, Meta), networks (e.g., YouTube, Instagram), and ad formats (e.g., video, carousel). 

(2) Examples of visual content used in each of the six cities that participated in the survey: Port Harcourt (Nigeria), Manila (Philippines), Dar es Salaam (Tanzania), Accra and Kumasi (Ghana), and Ouagadougou (Burkina Faso). 

(3) A summary table listing the cities alongside the primary languages used in the advertisements.