This map identifies 25 eutrophic and hypoxic zones, with 3 having documented hypoxia and 22 areas of concern. Most are found in Brazil, Chile, and Peru.
This map identifies 131 eutrophic and hypoxic coast zones in North America and the Caribbean. Sixty-two have documented hypoxia, 59 are areas of concern, and 10 are systems in recovery.
As part of World Water Day, The Access Initiative (TAI) is releasing a case study of how in 2004, poor data dissemination put the citizens of the capital of the world's richest country at risk from lead in their drinking water.
A Global Assessment of the State of Knowledge
Eutrophication---the overenrichment of water by nutrients such as nitrogen and phosphorus---has emerged as a leading water quality problem. This report identifies over 415 areas worldwide that are experiencing eutrophication symptoms, and there are significant information gaps in many regions....
Agriculture, though important to economic development and food security, is a source of increased sediment, nutrient, and pesticide runoff.
Can GIS Lead to Better Estimates of Subsurface Drainage Extent?
Extensive subsurface "tile" drainage systems on Corn Belt farmlands have important implications for nutrient pollution in surface water, notably the hypoxic "dead zone" in the Gulf of Mexico. Unfortunately, existing drainage data are outdated and inconsistent. Can a map-based...
An Atlas of Ecosystems and Human Well-Being
This report provides a new approach to integrating spatial data on poverty and ecosystems in Kenya. It is endorsed by five Permanent Secretaries in Kenya and with a Foreword by Wangari Maathai (recipient of the 2004 Nobel Peace Prize).
This is a publication of the World Resources...
Paying for Environmental Performance: Estimating the Environmental Outcomes of Agricultural Best Management Practices
How can the estimation of environmental outcomes be used to effectively allocate conservation funding, and what additional steps are needed to improve this process?
Explains how reverse auctions can be used as a cost-effective method for allocating funding in US Farm Bill Conservation Programs.