Speaking at a national oil and gas exploration conference in Adelaide, Minter Ellison's Scott Singleton said that companies wore acquiring carbon credits outside the boundaries of existing government greenhouse schemes with a view to longer-term and broader emissions trading. "What we're seeing emerge is something like a behind-the-scenes market in emissions trading," Mr Singleton said. "Corporations like Rio Tinto have purchased carbon credits derived from land clearing permits held by Queensland farmers in order to save around one million tonnes of greenhouse gas emissions.
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