Title Authors Year
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata

Freitas, M…

1999
Phytoaccumulation of trace elements by wetland plants II Water hyacinth

Zhu, Y. L…

1999
The effects of quantity and duration of simulated pollutant nitrogen deposition on root-surface phosphatase activities in Calcareous and acid grasslands: a bioassay approach

Johnson, D…

1999
The influence of wooded shelterbelts on the deposition of copper, lead and zinc at Shakerley Mere, Cheshire, England

Heath, B. A…

1999
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

 		1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune

Petersen, R…

1999
Oak forest development as a result of historical land-use patterns and present N deposition

Tyburk, K…

1999
Case study of the effects of atmospheric aerosols and regional haze on agriculture: An opportunity to enhance crop yields in China through emission controls?

Chameides,…

1999
Climate change impacts on ecosystems and the terrestrial carbon sink: a new analysis

White, A.;…

1999
Do acid rain and calcium supply limit eggshell formation for blue tits (Parus caeruleus) in the UK?

Ramsay, S.L…

1999