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

Freitas, M…

1999
The Kyoto Protocol: A guide and assessment

Grubb, M.;…

1999
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.

Van Dobben…

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

Williams, B…

1999
Protocol to abate acidification, eutrophication and ground-level ozone.

UNECE, .…

1999
Tolerance of tropical common bean genotypes to manganese toxicity: performance under different growing conditions

González, A…

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

White, A.;…

1999
Impact of heavy metals on denitrification in surface wetland sediments receiving wastewater

Sakadevan,…

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

Ramsay, S.L…

1999