Title Authors Year
Ozone threshold doses and exposure response relationships for the development of ozone injury symptoms in wild plant species.

Bergmann, E…

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

Flückiger,…

1999
The Kyoto Protocol: A guide and assessment

Grubb, M.;…

1999
The fate of NH4NO3 added to Sphagnum magellanicum carpets at five European mire sites

Williams, B…

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

Kroeze, C…

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
Environmental Health Criteria 200 Copper

WHO,

 		1998
Impacts of global change on UK species and communities

Hill, M.O…

1998
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: the pitfalls of biological monitoring.

Van Dobben…

1998
Natural abundance of 15N in forests across a nitrogen deposition gradient

Emmett, B.A…

1998