| Change since | |
 |
1970 |
|
1990 |
|
1999 |
Coverage: England
Source: Defra
- In a 1999 survey, most students recalled studying the cause and effects of pollution and the sustainable use of natural resources. The social and economic elements of sustainable development, and the relationship between economic growth and the environment were less well covered.
- The survey on which this indicator is based has not been repeated since 1999.