Many of Professor Don Aitkin’s sceptical comments regarding global warming stem from a misunderstanding of both climate science and the IPCC’s role, argues Dr Geoff Davies.

Is it possible that coal corporations know that carbon capture and storage is not viable, but continue to promote it to maintain share prices, questions Tony Troughton-Smith?

Climate change - focusing on economics alone is to suggest that the market can sort it all out. But clearly it hasn't, can't and won't, argues Simon Roz.

Producers toy with scarcity, allowing fuel prices to soar, while the Earth edges closer to catastrophe, writes James Hansen.

It is possible for householders to work out how to dispose of their rubbish without using so many plastic bags, argues Valerie Yule.

The CEO from the Cooperative Research Centre for Future Farm Industries (FFI CRC), Kevin Goss, explains why measures need to be put in place to ensure farmers remain productive and sustainable in a drying climate.

A new world is emerging that will require the recycling of waste that has not previously been recycled. And it is happening in China, writes David DuByne.

The release of the internationally awaited platypus genome could have been a triumph of Australian science, but Professor Jenny Graves and Dr Sue Forrest question whether the country can really claim the glory.

Our GPs are vanishing from inner cities and rural areas, placing an undue burden on hospital emergency departments, argues Barbara Reynolds-Hutchinson.

Many in society do not value the disabled and equally do not value the disability support workers who help them achieve, write Peter Gibilisco and Debbie Mackenzie.