| cnie.org | Center for the National Institute for the Environment |
| gracelinks.org | GRACE Nuclear Abolition Project |
| envsc.org | Environmental Support Center |
| ucdavis.edu | Information Center for the Environment (ICE), University of California, |
| arizona.edu | International Arid Lands Consortium |
| cpeo.org | Center for Public Environmental Oversight |
| tas.gov.au | Bushcare Tasmania |
| acfonline.org.au | Australian Conservation Foundation |
| natareas.org | Natural Areas Association |
| itdp.org | ITDP-The Institute for Transportation and Development Policy |
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