The modern geological survey: a model for research, innovation, synthesis. A USGS perspective

Geological surveys have long filled the role of providing Earth system science data and knowledge. These functions are increasingly complicated by accelerating environmental and societal change. Here we describe the US Geological Survey (USGS) response to these evolving conditions. Underpinning the USGS approach is the recognition that many of the issues facing the USA and the world involve interaction among geological, hydrological and...