Rio de Janeiro is experiencing an intense heat wave with record temperatures in the days before the carnival. On February 17, 2025, the Guaratiba neighborhood registered 44 ° C.
The authorities activated level 4 of heat alert, the second highest on the municipal scale. It is expected to be “the hottest summer in recent years,” according to Rio’s Secretary of Health.
According to experts Rio de Janeiro is a kind of “urban heat island”: asphalt, vehicle and industries emissions and buildings.
In recent years, Brazil has been very affected by extreme climatic events: floods, droughts and fires, linked to global warming.
