a graphical technique using lines on a map to show the simple direction of movement from one place to another

the selection of data in a GIS layer which declutters a webmap to visualise spatial patterns more clearly

straight line routes which appear curved because they take the curvature of Earth into consideration

in GIS, a read-only display of attribute information (e.g. text, images, charts) often linked to a location

British English CC

Using GIS desire lines to visualise migration

Geography

This unit teaches pupils about global economic development. Pupils learn how, using a variety of measures, economic development is unequal and how this is reflected in demographic characteristics. Pupils learn about the causes and consequences of inequality and consider how they can be reduced.

Global variations in economic development

Subjects which particular individuals may be sensitive to, eg, adoption, migration, bereavement or death, divorce, poverty, deprivation.

Depiction or discussion of sensitive content

Lines on a map showing direction of movement from one place to another

A GIS tool that helps declutter a webmap to reveal spatial patterns

Straight routes that appear curved due to Earth’s shape

A small window showing text, images or data linked to a location

To select specific data and declutter the map

What is the main purpose of a GIS filter tool?

How do great circles appear on most 2D maps?

Flow lines show the route taken, while desire lines show direct movement

How do desire lines differ from flow lines in migration mapping?

What does the Human Development Index (HDI) measure?

Which of the following is an indicator of economic development?

Which country is most likely to have a high HDI?

Which of these is most likely to be a characteristic of a low-income country (LIC)?

The difference in standards of living between the richest and poorest countries

Which of the following best describes the development gap?

Content guidance

Depiction or discussion of sensitive content

Adult supervision recommended

Starter Quiz