The edge of the Delaware Basin stands high above the plains of West Texas, photographed from the Guadalupe Mountains. Credit: Kirk Kittell, CC BY-NC 2.0

The edge of the Delaware Basin stands high above the plains of West Texas, photographed from the Guadalupe Mountains. Credit: Kirk Kittell, CC BY-NC 2.0

The edge of the Delaware Basin stands high above the plains of West Texas, photographed from the Guadalupe Mountains. Credit: Kirk Kittell, CC BY-NC 2.0

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