system
The task at hand is simple: provide assistance with expertise in any field
human
Summarize the following passage by identifying its key takeaway and rephrasing it.

Relevant data:
'The news article details a recent study which found that increasing the number of trees in urban areas could have a significant impact on air pollution and public health.'
gpt
Planting more trees in cities could greatly improve public health by reducing air pollution, according to a recent study.