| Title | Authors | Year |
|---|---|---|
| Early development of freshwater sponges under the influence of nitrite and pH. |
Kahlert, M… |
1997 |
| Accumulation of cadmium, chromium and zinc by the moss Sphagnum papillosum Lindle |
Gstoettner… |
1997 |
| Lichens and moss as bioindicators and bioaccumulators in air pollution monitoring |
Palmieri, F… |
1997 |
| Long term effects of ammonium sulphate on Calluna vulgaris |
Uren, S.C… |
1997 |
| Ultrastructural changes and electrolyte leakage from ozone fumigated epiphytic lichens. |
Tarhanen, S… |
1997 |
| Fluorinated organics in the biosphere |
Key, B.D.;… |
1997 |
| Emission, concentration and deposition of acidifying substances. |
Erisman, J.… |
1997 |
| Responses of Norwegian alpine Betula nana community to nitrogen fertilization |
Paal, J.;… |
1997 |
| Stem growth reductions in mature Sitka spruce trees exposed to acid mist |
Crossley, A… |
1997 |
| Revised 1996 IPCC Guidelines for National Greenhouse Gas Inventories |
IPCC, ;… |
1997 |