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Our changing world

Gardening Australia Sat 14 Sep 2013. “I’m at the Hawkesbury Campus of the University of Western Sydney and the reason I’m here is because this is where we have some Australian groundbreaking research,” says Jerry.

The first area he visits is essentially a surreal eucalypt woodland – with each of the trees growing in a giant, climate-controlled tube. “The scientists are pumping CO2 gas, carbon dioxide, into these environments to see how the trees respond.”

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