Science and Technology
Rain of up to 100 mm will sweep across western Paraná and Rio Grande do Sul in less than 72 hours, with hail and gales of up to 100 km/h, while the same cold front that will drench the South pushes a polar air mass that drops temperatures to between 0°C and 4°C on Sunday, when frost covers the border with Uruguay and the most intense cold of the long weekend arrives after the rain goes away.
Valdemar Medeiros 02/05/2026 at 17:17
Interesting facts
A Nature study puts the planet on alert by revealing that even a warming of 2 °C can trigger droughts, extreme rainfall, and fire risk in more severe global patterns than averages projected for 3 °C or 4 °C, with crops, forests, and densely populated areas under simultaneous threat.
Alisson Ficher 02/05/2026 at 17:00
Interesting facts
Arctic city that loses up to 2 meters of land per year enters a countdown against permafrost thaw: Tuktoyaktuk tries to hold houses, roads and its own natural barrier, which could be breached by 2050, with a US$ 53.7 million containment project against the advance of the sea.
Valdemar Medeiros 02/05/2026 at 16:05
Interesting facts
