Frost has been severe in parts of Victoria and New South Wales, threatening to cause damage to crops.
Some places have experienced their coldest morning in several years.
The first prize of $15 000 went to Donald Taboka Masole, Patricia Motsumi, Mosetsanagape Motlhabane, all from Botswana, for their “My Health” project which seeks to help users to take precautionary measures by providing information about climate and diseases related to the weather like diarrhoea and malaria.
“In the Orthodox Christian tradition, we refer to this ‘missing dimension’ as ascesis, which could be translated as abstinence and moderation, or – better still – simplicity and frugality. The truth is that we resist any demand for self-restraint and self-control.”
PRIME Minister Julia Gillard arrives today in Brazil for a three-day summit on sustainable development amid criticism world leaders are being asked to sign up to "farcically weak" goals.
CO2 Science reports -In a team led by Rogier de Jong as published in Global Change Biology - that "it can readily be appreciated that the twin evils of the world's climate alarmists - rising atmospheric CO2 concentrations and global warming - have actually been what has fueled the last quarter-century's greening of the earth."
NRC officials give their first public account of their investigation into the plant’s problems. They don’t indicate how long it is likely to remain out of service.