Title Authors Year
Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems

Wilson, E.J…

1999
Action for Scotland's Biodiversity

Usher, (Eds…

1999
Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce

Flückiger,…

1999
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata

Freitas, M…

1999
Changes in distribution and abundance of submerged macrophytes in the Inner Bay at Long Point, Lake Erie: Implications for foraging waterfowl

Knapton, R.…

1999
Closing the global N2O budget: a retrospective analysis 1500 - 1994

Kroeze, C…

1999
Environmental Health Criteria 200 Copper

WHO,

 		1998
The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils

Brown, S. L…

1998
Air pollution fades the plumage of the Great Tit

Eeva, T.; E…

1998
River Habitat Quality

Service,…

1998