The Amazon is on fire: Here are 5 things you need to know

Record fires are raging in Brazil's Amazon rainforest, with more than 2,500 fires currently burning. They are collectively emitting huge amounts of carbon, with smoke plumes visible thousands of kilometers away.

'Extinct' bee found on the outskirts of Perth

A native bee species believed to be extinct has been found during a survey of insect pollinators in a remnant of banksia woodland at Pinjar in Perth's northern suburbs.

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