Road ecology blog: Concrete drainage gutter (left) to capture water seeping from the cut slope, and entrance to drainage culvert under a the gravel road, near Parque Nacional da Serra da Bocaina, São Paulo, Brazil.

Click here for more images of erosion and erosion control measures.

Like Marcel Huijser Photography on Facebook

All content © 2014 Marcel Huijser

Concrete drainage gutter (left) to capture water seeping from the cut slope, and entrance to drainage culvert, Parque Nacional da Serra da Bocaina, São Paulo, BrazilConcrete drainage gutter (left) to capture water seeping from the cut slope, and entrance to drainage culvert, Parque Nacional da Serra da Bocaina, São Paulo, Brazil Concrete drainage gutter (left) to capture water seeping from the cut slope, and entrance to drainage culvert, Parque Nacional da Serra da Bocaina, São Paulo, BrazilConcrete drainage gutter (left) to capture water seeping from the cut slope, and entrance to drainage culvert, Parque Nacional da Serra da Bocaina, São Paulo, Brazil