Projektin Gahnia Grove - Site summary and discussion Päiväkirja

This article echoes local observations of why despite planting, tree canopy continues to decrease in urban areas. It is interesting to note, however, the greater resources apparently allocated to tree maintenance in the city discussed, and the emphasis on ongoing tending of planted trees:
https://www.nytimes.com/2021/07/02/climate/trees-cities-heat-waves.html