Small as it may be, It's better described as "compact" due to it being the first completely naturally filtered, manmade therapy spa in Brazil. By Jamie Conway. Brasilia. January 2015.
Vídeo de divulgação de programa de combate à dengue através do uso das libélulas como predadores do mosquito Aëdes aegypti.
A small Brasilian water pump developer has adapted solar power to deliver a high efficiency pump and reduce the importation requirement for high quality submersible machinary.