Note: Figures have been revised owing to methodological change
| Discharges to air | |
| Change since | |
 |
1970 |
 |
1990 |
|
1998 |
| Discharges to water | |
| Change since | |
|
1970 |
|
1990 |
|
1998 |
Coverage: United Kingdom
Source: DTI, MOD, FSA, SEPA, CEFAS, BNFL, UKAEA, British Energy Generation, Amersham plc
- UK aerial radioactive emissions fell by 29 per cent between 1998 and 2001, and by 41 per cent since 1990. Emissions to water fell by 2 per cent between 1998 and 2001 and by 19 per cent since 1990.
- Over the longer term, since 1983, aerial emissions have fallen by 47 per cent and water emissions by 93 per cent. At the same time electricity production from nuclear sources has increased by 89 per cent.