Graphics Library >> Millennium Ecosystem Assessment >> Comparison of global river n ...

Comparison of global river nitrogen export from natural ecosystems, agricultural systems, and sewage effluents, 1975 and 1990

Comparison of global river nitrogen export from natural ecosystems, agricultural systems, and sewage effluents, 1975 and 1990

File type Download Size Language
.jpg .jpg Download 39 kb -
Uploaded 21 Feb 2012 by GRID-Arendal
Year: 2007 Author: Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Description:
Nutrient loading is projected to become an increasingly severe problem, particularly in developing countries. Nutrient loading already has major adverse effects on freshwater ecosystems and coastal regions in both industrial and developing countries.
Downloads: 51     Rating: 4
  • Number of ecosystem services enhanced or degraded by 2050
  • Proportion of population with improved drinking water supply in 2002
  • Estimated total reactive nitrogen deposition from the atmosphere (wet and dry) in 1860, early 1990s, and projected for 2050
  • Water withdrawals in 2050
  • Millennium Ecosystem Assessment - Sub-global assessments
  • Annual flow of benefits from forests in selected countries
  • Inland water and mountain systems
  • Changes in forest area