Contents for this issue:

Coral reef ecosystems: monitoring climate change

Question and answer
Extended writing: ten tips for quality answers

What happens to your rubbish? The geography of waste

Food security in Detroit: a case study

NEA ideas?Measuring surface roughness in natural systems

Geographical ideas
Interdependence

Centrepiece
Can London become a National Park?

Geographical skills
Using photos as evidence in your NEA: presenting and interpreting images

Wetlands in drylands: understanding dynamic environments

Global development update
International trade: changing approaches

Making connections
Glaciation, climate change and tectonic hazards

Measuring development: can we improve on GDP?

Index to Volume 21

The big picture
Destroying the sense of place in Venice