Protecting natural resources requires both science and art. ESA provides the right combination of practical experience and scientific understanding from over four decades of natural resource planning and management. From expertise in endangered species to adaptive management, ESA provides a full complement of inhouse technical specialists and licensed practitioners— geomorphologists, hydrologists, fisheries biologists, ecologists, botanists, landscape architects, planners, and engineers—necessary to oversee all stages of ecological management including restoration or enhancement from design conceptualization to construction oversight and monitoring.