| anasoft.net | Emco2 Analyzer - GreenHouse Gas Emission Analyzer |
| needsandlimits.org | Economics of Needs and Limits |
| earthlink.net | Durable Economics |
| harvard.edu | Environmental Economics Program at Harvard University |
| gu.se | Environmental Economics Unit University of Gothenburg |
| ucsb.edu | Economics and Environmental Science |
| ecoeco.org.au | Ecological Economics Australia |
| eaere.org | European Association of Environmental and Resource Economists |
| costbenefitanalysis.org | Environmental Valuation & Cost-Benefit Website |
| alear.org | Latin American and Caribbean Association of Environmental and Resource Economist |
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