Operador Nacional do Sistema Elétrico (ONS)

Super El Niño intensifies with extreme weather risks

160 clusters · 1422 sources · last updated 3 days ago

Latest: El Niño phenomenon shows 75% chance of reaching historic intensity

By mid-September 2026, the Super El Niño phenomenon continues to intensify. Meteorologists and agencies such as NOAA report a 75% probability that this event will reach an intensity not seen since 1950, with sea surface

Low-Carbon Gas Role & Brazil Tariff Fluctuations

9 clusters · 133 sources · last updated 5 days ago

Latest: Brazilian energy distributors issue consumer guidance on usage and billing

Synthetic natural gas (SNG) is being promoted as a cleaner alternative to fossil fuels, capable of cutting lifecycle greenhouse-gas emissions by up to 50% and enabling reliable off-grid power for agriculture, mining, and

Brazil renewable energy curtailment and compensation

5 clusters · 56 sources · last updated 18 days ago

Latest: Brazil electricity sector faces generation imbalances and distributor crises

Brazil’s national grid operator, ONS, has implemented emergency curtailment plans to manage an unprecedented surplus of renewable energy. This measure, described as an “exceptional” step to maintain system frequency, tar