Vehicles that can operate on both land and water are called what?
Land Rover Wolf heaters in the rear cabin. The Royal Marines operate the waterproofed version for amphibious assaults. Fitted with a 'periscope' snorkel, waterproofed electrical systems and instruments, and prepared with grease and graphite lubricant on practically every moving part, these versions can run with the entire vehicle submerged if needed. The tailgate is held open by struts to allow water into the vehicle to prevent it floating away, and to allow water to rapidly drain after reaching the shore. In training exercises the vehicles are operated in depths so that the driver's head and shoulders are clear of the water. Alongside the
Land and water hemispheres Land and water hemispheres The land and water hemispheres of Earth, sometimes capitalised as the Land Hemisphere and Water Hemisphere, are the hemispheres of Earth containing the largest possible total areas of land and ocean, respectively. By definition (assuming that the entire surface can be classed as either "land" or "ocean") the two hemispheres do not overlap. Determinations of the hemispheres vary slightly. One determination places the centre of the Land Hemisphere at (in the city of Nantes, France). The center of the water hemisphere is the antipodal point of the center of the land hemisphere, and is therefore located