Koalas exposed to double-whammy health threat

An AIDS-like virus plaguing Australia's koala population is leaving them more vulnerable to chlamydia and other threatening health conditions, University of Queensland research has found.

Experts reveal major holes in international ozone treaty

A new paper, co-authored by a University of Sussex scientist, has revealed major holes in an international treaty designed to help repair the ozone layer, putting human health at risk and increasing the speed of climate change.

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