In this LEARNZ virtual field trip we discover how people navigate on land, at sea and in the air using maps, data and location technologies.

About this virtual field trip

In this virtual field trip you'll learn how:

  • location technologies are used on ships, trains and aircraft
  • maps, nautical charts, Global Positioning Systems (GPS) and Geographic Information Systems(GIS) help people navigate safely
  • cartographers, geospatial specialists, train controllers, air and ship pilots and captains work with digital mapping tools
  • digital mapping tools monitor natural hazards and support emergency responses.

Introduction to Where are we? Navigating and positioning on sea, land and air

Video series

Nautical charts

Featured expert: Jennifer Coppola, nautical cartographer, LINZ.

Main themes

  • How geospatial information is used aboard the Interislander ferry Kaitaki.
  • Features of nautical charts.
  • How charts are changing from paper to electronic charts.

Key takeaways

  • Cartographers play a key role in creating and maintaining navigation information.
  • Maps must have a consistent visual and written language worldwide so anyone can read them.

Electronic nautical charts

Featured expert: Richard, Captain, Kaitaki ferry.

Main themes

  • How electronic nautical charts are used on Interislander ferries.
  • The benefits of electronic charts.

Key takeaways

  • Electronic charts help crews know where a ship is in relation to land, hazards and other vessels in real time.

More navigation technology on board the ferry Kaitaki

Featured expert: Richard, Captain, Kaitaki ferry

Main themes

  • Navigation technology used on ships, such as (Automatic Identification System (AIS) and GPS and radar.
  • How navigation technology is used to keep ships stable and safe on the Cook Strait.

Key takeaways

  • Navigation technology is essential to track ships and locations.
  • Radar helps identify other vessels and potential hazards.

Smart apps to find your way

Featured expert: Jennifer Coppola, nautical cartographer, LINZ.

Main themes

  • Demonstration of how free LINZ data is used in apps such as MarineMate and H-note
  • Demonstration of how you can report sea hazards on the H-note app. 

Key takeaways

  • Anyone can report sea hazards.
  • You could make your own marine apps using free LINZ data.

Unfolding the map

Featured expert: Roger, curator, National Library.

Main themes

  • How nautical charts and mapping equipment have evolved from paper, sextants and lead weights to more modern surveying techniques.
  • History of New Zealand mapping, including New Zealand's oldest map from Abel Tasman, a map from Captain James Cook, an early map of Wellington Harbour and Acheron survey maps.

Key takeaway

  • Mapping technology is continuing to evolve and improve over time.

Train control

Featured expert: Colin Vickery, train control manager, KiwiRail.

Main themes

  • How KiwiRail manages and monitors train movements.
  • The role of control centres in maintaining safe and efficient rail services.
  • Technology used for controlling and tracking trains during outages or emergencies.

Key takeaway

  • Effective and safe train operations rely on accurate location information and communication systems.

Locating locomotives with GPS

Featured expert: Colin Vickery, train control manager, KiwiRail.

Main themes

  • How KiwiRail uses GPS system GeVIS in each locomotive and maintenance to track them in the control centre.
  • How Kiwirail uses geofences - a virtual fence across a digital map - to track if the trains are on time.
  • Technology to monitor train emergencies.

Key takeaway

  • GPS, such as GeVIS, can be used to keep maintenance workers safe.
  • GPS is important for monitoring train timing and emergencies.

DAS Driver Advisory System for trains

Featured expert: Colin Vickery, train control manager, KiwiRail.

Main theme

  • How DAS (Driver Advisory System) for trains tells drivers how to drive their train.

Key takeaway

  • GPS can be used to help trains run more economically.

GIS and KiwiRail

Featured expert: Paul Shivnan, GIS manager, KiwiRail.

Main themes

  • How Kiwirail uses GIS data to manage property and incidents.
  • Use of GIS to solve operational problems.

Key takeaway

  • GIS is useful for mapping a location so you can respond to incidents in that location.

Flight planning with Life Flight Trust

Featured expert: John, pilot, Life Flight Trust.

Main themes

  • Flight planning steps used by the Life Flight Trust.
  • How GPS, GIS and navigation systems are used to support flights.

Key takeaway

  • Location technologies help people know where things are, where they are going and how to get there safely.

Tools for air navigation

Featured expert: John, pilot, Life Flight Trust.

Main themes

  • Tools pilots use to determine their location and direction.
  • How pilots can use ground-based navigation aids when satellites aren't available.
  • Changes to GPS systems over time.
  • The difference between Visual Flight Rules (VFR) and Instrument Flight Rules (IFR).

Key takeaway

  • Pilots use multiple tools to navigate while flying.

In the air with Life Flight

Featured expert: John, pilot, Life Flight Trust.

Main themes

  • Flying on a Life Flight Trust fixed-wing aircraft.
  • How a pilot programmes a flight course into the navigation system of a plane.
  • Use of navigation technology to track that a flight is on course.

Key takeaway

  • Navigation in the air is one part of a wider network of land, sea, air and satellite-based positioning systems.

Continuously Operating Reference Stations for GPS

Featured expert: Dionne Hansen, Geodetic Surveyor, LINZ.

Main themes

  • New Zealand's network of 39 Continuously Operating Reference Stations (CORs), focusing on Wellington's station.
  • The role of LINZ in maintaining national positioning infrastructure.

Key takeaway

  • CORs are important to provide accurate information for surveying, mapping, transport, navigation and natural hazard monitoring.

Make your own maps

Featured expert: Duanne Wilkins, Geospatial Specialist, LINZ.

Main themes

  • Creating your own digital maps from location data.
  • Displaying mapped information in Google Earth to visualise where people have travelled.
  • Using a handheld GPS device to map height of a flight as well as distance and location.

Key takeaway

  • Digital mapping tools make it easier to visualise and share geographic information.

Overall LINZ connection

  • Providing location information and geospatial expertise to support transport.
  • Providing data to keep transport safe from hazards.

Additional resources

Careers in geospatial and surveying

Survey and Spatial NZ - explore careers in surveying and spatial professions:

Survey and Spatial New Zealand

Tahatū Career Navigator - search for geospatial career pathways: 

Tahatū Career Navigator

Earth science, surveying and positioning

GeoNet -  New Zealand's official geohazard monitoring system, providing real-time mapping of earthquakes, volcanoes, landslides, and tsunami:

GeoNet

Get Ready NZ - tsunami evacuation information, hazard maps and preparedness activities, emergency planning resources for schools and families:

Get Ready NZ

LINZ geodetic resources - learn about LINZ marks, software, systems and technology on earth and in space:

Geodetic

Nasa resources - find explanations of how GPS works and a history of geodesy:

Natural Hazards Portal -  explore natural hazard risk and access to hazard maps and local council information:

Natural Hazards Portal

NIWA / Earth Sciences NZ Flood Hazard Map Viewer - shows modelled flood hazards across New Zealand under current and future climate conditions:

Flood Hazard Viewer

NZ Natural Hazard Teaching Resources (CRISiSLab) - a portal of hazard education resources for New Zealand schools:

https://www.crisislab.org.nz/teachingresource 

Wellington Fault videos - find out more about Wellington Faults

Wellington Fault video 

Wellington Fault flyover video

Wikipedia constellation animation - animated diagram of GPS positioning:

GPS Constellation Animation

GIS and geospatial learning

ArcGIS map viewer - explore mapping and spatial analysis using ArcGIS Online:

ArcGIS Map Viewer

GIS overview - learn the basics of geographic information systems (GIS) with Esri: 

What is GIS?

Unfolding the map blog - read articles and visual stories about maps and cartography: 

Unfolding the map

GIS Day and geospatial awareness

GIS Day - learn about the annual global celebration of GIS through GIS Day: 

GIS Day

LINZ data and mapping tools

LINZ datasets - create your own maps using the LINZ Data Service: 

LINZ Data Service

LINZ website - learn more about New Zealand's official mapping, land information and geographic data: 

Toitū Te Whenua Land Information New Zealand (LINZ)

Maps, navigation and outdoor mapping

LINZ Data Service datasets - access the datasets used to create New Zealand's printed topographic maps: 

LINZ Data Service

TopoMap - explore New Zealand:

TopoMap New Zealand

TopoMaps App - download offline maps for your phone:

NZ Topo Maps App (available separately for the North and South Islands).

Topo50 Map Guide - learn how to read New Zealand topographic maps:

Topo50 Map Guide

Māori maps and place names

Kahurangiariki - discover traditional Māori place names and cultural history:

Kahurumanu

Maps of Te Waipounamu and Te Ika-a-Māui - explore tangata whenua place names of Aotearoa New Zealand, pre European settlement:

Maps of Te Waipounamu and Te Ika a Māui 

Outdoor exploration and safety

Mountain Safety Council - resources to prepare for your next outdoor adventure:

New Zealand Mountain Safety Council

NZ Hiking and Tramping - video series featuring 3D visualisations using LINZ topographic map data:

NZ Hiking + Tramping Video Series

Teaching and classroom resources

Esri training course - complete the course Teaching with GIS: 

Teaching with GIS Course

Geospatial for Schools - explore geospatial resources for schools from LINZ: 

Geospatial for Schools

GIS and Geography - learn how GIS can support geography education: 

GIS and Geography Education

GIS in Schools - browse GIS learning resources for schools: 

GIS in Schools NZ Resources

Natural Hazards Education - explore natural hazard education resources: 

Natural Hazards Education

The GIS Lounge - check out GIS resources from the NZ Board of Geography Teachers:

The GIS Lounge

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