How America’s treeless streets are fueling inequality

Rich Houston teems with greenery and public parks. But unfair zoning laws mean its poorer communities of color bake in the hot sun

Every weekday at 6am, 68-year-old Ana Adelea-Lopez walks through her Houston neighborhood to the bus stop.

On the way, she passes a series of apartment complexes, telephone poles and metal fences on a long stretch of sidewalk. For the entirety of her walk, there's not a single tree in sight.