According to a report by Agência Brasil, industry specialists and oil-sector groups say what they describe as abusive fuel price increases in Brazil are not explained by international volatility alone. The report cites cases of gasoline being sold for R$9 a liter at some stations in São Paulo and links part of the distortion to the loss of state control over the distribution chain after the privatization of BR Distribuidora.

Brazilian President Luiz Inácio Lula da Silva said on Tuesday he will not allow other countries to take the nation's rare earths and critical minerals, in remarks widely interpreted as a direct warning to the United States amid a growing dispute over control of these strategic resources.

The presidents of Brazil, Luiz Inácio Lula da Silva, and Paraguay, Santiago Peña, agreed on Sunday in Campo Grande to intensify negotiations over Annex C of the Itaipú treaty, the instrument that governs the financial terms and energy sales of the binational hydroelectric dam, one of the largest in the world.

Annual inflation in Brazil accelerated to 4.14% in March, pushed higher by rising fuel and food prices, the Brazilian Institute of Geography and Statistics (IBGE) reported on Friday. The figure reverses the slowdown recorded in February, when the index had eased to 3.81%.

The US-Iran conflict has propelled currencies from energy-exporting countries into the limelight, with windfall profits from exports of oil, gas and metals helping them to outperform the US dollar.

Brazil's Federal Public Prosecutor's Office on Wednesday recommended that the Brazilian Institute of Environment (Ibama) not renew the environmental license of the country's only uranium mine, in operation since 1999, until the responsible company duly consults the quilombola communities potentially affected by the activity. The recommendation does not amount to a definitive closure of operations, but it does entail a suspension conditional on compliance with the requirement of prior consultation of the populations affected by the project, in line with the national and international norms in force.

A federal judge in Rio de Janeiro issued a preliminary injunction suspending the 12% crude oil export tax for five international companies operating in Brazil: Shell, TotalEnergies, Equinor, Repsol Sinopec and Petrogal. The ruling represents an initial court victory for the oil companies in their dispute with President Luiz Inácio Lula da Silva's government over a levy they consider unconstitutional.