What does Tacoma need to do in order to confront the health threats posed by the urban heat island effect and the overall challenges of climate change? In this post, Executive Director of the Tacoma Tree Foundation, Lowell Wyse, explains the health and environmental effects of urban heat island, how the Foundation and city and county partners are working to confront these challenges, and the urgent steps that leaders and governments must take today to ensure trees are an essential component of urban infrastructure tomorrow.