There are multiple reasons why Rio is growing and they fit into these four broad categories:
Industry | Commerce | Tourism | Migration |
The port of Rio de Janeiro is the third busiest in Brazil. It used to be mainly used for manufacturing and raw material export (e.g. coffee) but now cruise ships use it a lot as a port to dock in. The industry in Rio attracts skilled workers from the USA and UK. | Rio is famous for its carnivals that happen before lent. They attract 2 million people a day. | Migrants are attracted to Rio because of the job opportunities. The migrants mainly come from other parts of Brazil and other countries in South America. |