Liberal Party leader Sussan Ley has cast her vote in The Guardian’s 2025 Australian Bird of the Year – for the endangered Australasian Bittern. But given her record as former environment minister, including support for coal projects and opposition to climate and renewable energy policies, the choice raises questions.
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Researchers unlock new path for ultra low-cost solar by swapping out scarce and costly metal in PV cells
An international team of researchers has successfully built the first high-performance tandem solar cell that swaps out a scarce, expensive metal for one that is abundant and costs 1% as much.
