Initiatives by topic
Communities online
RioOnWatch.org, English language mirror to Favela.Info, a collective blog about the changes and happenings in Rio de Janeiro in the lead up to the 2016 Olympic Games, to be held in the city.
Cycling
Bike Rio, Wikipedia:Rio de Janeiro#Bicycles
Social inclusion
Catalytic Communities (CatComm/ComCat) (a.k.a.: Comunidades Catalisadoras (ComCat))
Interwiki links
Wikipedia: Rio de Janeiro Public transport
References