The water system in Manila was dramatically improved

Until 1997, water supplies in downtown Manila were beset with infrastructure problems such as leaks, widespread unauthorised access and contamination.

11 September 2015
Solar panels - like these at UQ - are being installed globally at a rate of a gigawatt every week, almost as much the total amount installed during the 20th century.

The question of whether the future will be powered by coal and oil or by renewable energy is crucially important, both to the medium-term future of the Australian economy and to the long-term future of the planet. For either to succeed, there is a...

8 January 2015