Flora brasiliensis
- Online version of the series of books produced between 1840 and 1906 by editors Carl Friedrich Philipp von Martius, August Wilhelm Eichler and Ignatz Urban with the participation of 65 specialists. [English and Portuguese versions].
- http://florabrasiliensis.cria.org.br/

Dangerous Brazilian Aquatic Animals
- Images of jellyfish, stingray, scorpionfish, piranha, anaconda and other Brazilian dangerous aquatic animals. Shows the accidents provoked in humans beings and first measures of treatment. Site in English and Portuguese.
- http://www.dangerousaquaticanimals.com.br/

Amazônia
- Amazon region available to the public, with the aim of helping to make clear the structure of public and private agencies, both Brazilian and foreign, that are active in the region.
- http://www.amazonia.org.br/english/

Instituto Socioambiental
- Socio-Environmental Institute of Brazil. Brazil's issues of sociodiversity and its biodiversity and how these features are threatened by aggressive development policies are discussed on this site.
- http://www.socioambiental.org/website/

A RNP
- RNP is a Primary Program of the Ministry of Science and Technology(MCT) executed by the National Counsel of Scientific and Technological Development(CNPq) with a basic and pioneering mission to disseminate the use of the Internet in Brazil.
- http://www.rnp.br/