| Title | Authors | Year |
|---|---|---|
| Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences |
Stoddard, J… |
1994 |
| Effect of different forms and sources of arsenic crop yield and arsenic concentration |
Jiang, Q ;… |
1994 |
| Critical levels for ozone; a UNECE workshop report |
Fuhrer, J… |
1994 |
| Predicting recovery of freshwater ecosystems: trout in Norwegian lakes |
Cosby, B.J… |
1994 |
| Transboundary Air Pollution |
Effects,… |
1994 |
| Critical Loads of Acidity in the United Kingdom |
UKCLAG, |
1994 |
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |
| The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil |
Wilson, E.J… |
1994 |
| Toxicity of nickel ores to marine organisms |
Florence, T… |
1994 |
| Methane Emissions |
Williams, A… |
1994 |