Reuters: Tropical forests in Borneo under threat of conversion to palm oil plantations could be more profitable left standing if carbon credits were priced between $10 and $33 per tonne, a study has found. Forests soak up vast amounts of planet-warming carbon dioxide each year and are crucial in the fight to curb climate change. Many governments and scientists want to put a price on the carbon locked away in forests as an incentive to curb deforestation, which contributes nearly a fifth …