Canberra Times: The Rudd Government will learn from earlier purchases when it opens its next tender process to buy water in Queensland, Climate Change Minister Penny Wong says. It was revealed yesterday that $50million spent earlier this year to secure 35billion litres of water entitlements would return just 10megalitres the equivalent of 10 swimming pools to the Murray-Darling River system this year. Greens leader Bob Brown said the result would be laughable if it were not such a serious …