Record rains, flooding prompt evacuations in Australia

Record rains and widespread flooding prompted evacuations along Australia's east coast Saturday and threatened the most serious overflow of Sydney's main reservoir in 30 years, officials said.

Tea trees crave water during hot and dry summer days

The iconic Australian tea tree (Melaleuca decora) is more vulnerable than native eucalypt species to extreme temperature and moisture stress, Western Sydney University researcher Anne Griebel has discovered. 

Sydney smoke crisis 'longest on record'

Australian bushfires have caused unprecedented pollution in Sydney and along the country's east coast, officials said Thursday, with smoke and dust burning residents' eyes and prompting a spike in respiratory complaints.

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