xyHt’s June issue focuses on hydrography and the importance of our ocean, both mapping the seabed beneath the water and the surface factors that influence everything from commerce to climate change. As always, if you don’t have a subscription to our print edition, or if someone else in the office has snaffled your copy, don’t fret,...

xyHt’s August issue focuses on location technology, looking at the 20-year history of Global Navigational Satellite Systems and how it has changed the surveying profession and been the catalyst for other geospatial disciplines to emerge. As always, if you don’t have a subscription to our print edition, or if someone else in the office has...