Power prices are expected to fall from 1 July – but the savings, touted by Chris Bowen, won’t be passed on to many households and businesses

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As energy companies prepare to update their electricity offers from July, some are choosing to hit households with higher fixed costs in the form of supply charges, according to reports in the ABC and Australian Financial Review.

For some, the shift could mean higher prices overall, especially for those who don’t consume much energy.

Climate minister Chris Bowen says country must prepare for changing world and can play bigger role in reducing emissions

Australia will find exporting fossil fuels increasingly difficult but can switch to exporting clean energy products, the president of the next UN climate negotiations has declared.

Speaking at a climate conference in Bonn, Germany, Chris Bowen, Australia’s minister for climate change and energy, argued his country had led the global push to “transition away from fossil fuels” – based on the rapid growth of renewable energy and batteries in its domestic power grids – and that its economy could manage the switch.

Outrage as leaked documents reveal mining giant’s backsliding on commitments to slash emissions

• Adam Morton: Big Mining gets a $4bn tax break to use fossil fuel. It’s a strange way to tackle emissions

• Read more from the BHP files investigation here

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The independent senator David Pocock says leaked BHP documents show that the mining giant is “laughing” at Australia’s key climate policy while pocketing hundreds of millions of dollars through a generous diesel tax break.

An exclusive investigation based on documents leaked to by the Guardian and the ABC show BHP has scrapped a project to significantly reduce global emissions, delayed vast renewables projects in the Pilbara and war-gamed options to push the electrification of its polluting diesel truck and train fleets into the next two decades.