Large construction machinery on a infrastructure project excavating sand and debris from the ocean next to a harbor and marina

coastal rejuvenation sand dunes heavy machinery excavate dump truck dig environmentally drone public works council government ocean construction 4k resolution gold coast queensland australia dredging infrastructure progress urban sprawl sustainability restoration shoreline ecosystems land management vegetation erosion marine estuary unique work site sediment ecological health climate adaptation sustainable pollutants biological health wetland area hydrology dynamics tidal levels engineer pattern landscape land island boating marina harbor