People participate in a tree planting event at a park in Toronto, Canada, April 22, 2026. The City of Toronto held a tree planting event here on Wednesday to mark Earth Day, drawing more than 160 participants. (Photo by Zou Zheng/Xinhua)

A boy participates in a tree planting event at a park in Toronto, Canada, April 22, 2026. The City of Toronto held a tree planting event here on Wednesday to mark Earth Day, drawing more than 160 participants. (Photo by Zou Zheng/Xinhua)

Children participate in a tree planting event at a park in Toronto, Canada, April 22, 2026. The City of Toronto held a tree planting event here on Wednesday to mark Earth Day, drawing more than 160 participants. (Photo by Zou Zheng/Xinhua)