Arturo Hernandez, second from right, poses next to members of The Tree Army, a group that works to improve the urban forest, after breaking concrete placed on the roots of a tree in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)
Members of The Tree Army, a group that works to improve the urban forest, break concrete placed on tree roots in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)
Arturo Hernandez leader of The Tree Army, a group that works to improve the urban forest, points while planting a tree in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)
Arturo Hernandez, leader of The Tree Army, a group that works to improve the urban forest, plants a tree in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)
Arturo Hernandez, leader of The Tree Army, a group that works to improve the urban forest, plants a tree in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)
Members of The Tree Army, a group that works to improve the urban forest, collect pieces of concrete after breaking it up from the top of tree roots in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)
A member of The Tree Army, a group that works to improve the urban forest, break concrete covering tree roots in Mexico City, Monday, Aug. 26, 2024. (AP Photo/Eduardo Verdugo)