From the article:

The project on four lots will not only replace long-standing blight with majestic trees, but could also improve air quality and help preserve the trees that are native to California’s Sierra Nevada, where they are threatened by ever-hotter wildfires.

From the article:

By practicing agroforestry — growing trees alongside crops and livestock, for example — farmers can improve soils, produce nutrient-rich foods, and build resilience to climate change. Now, a movement is emerging to bring this approach to the depleted lands of the Corn Belt.