The ultimate source of energy that lifts and transports the atmospheric water (vapor and cloud) to its highest elevations is solar energy. It is the sun that gives enough energy to water for its evaporation.
They are close to the equator, another reason is because of the tropical maritime location, temperature changes throughout the region are generally small.
Animals ingest food containing carbon sources such as carbohydrates, proteins and lipids. (Which they get from plants that have absorbed and converted the carbon dioxide into other energies). They then metabolise these substances to produce waste products. One of these waste products is carbon dioxide which they breathe into the atmosphere. Also animals faeces is broken down by bacteria which give off carbon dioxide as they do so.
Buenos Aires y Sao Paolo controlan la economía de sus respectivos países, además son las mas pobladas de sus res lectivos países.
Rosario y Asunción son ciudades grandes e importantes que mueven sus exportaciones por rio
Córdoba y Brasilia, ciudades importantes en distintas maneras, pero se ubican en el centro de sus países
Punta Arenas y Ushuaia, las ciudades más al sur de sus países respectivos
Salta y Tarija, sus culturas son muy parecidas y su importancia en sus países también