It is not too late for Australia to regain its position as a major commercial player in the solar power industry, according to Martin Green.

In this time of environmental and social uncertainty Australia needs to look to the future in order to gain the most value from R&D, according to Tom Spurling.

Could the reintroduction of Tasmanian devils to the mainland save them and keep some feral animals in check?

Without early, broadscale adoption of nuclear power, unremitting world energy demand will make a mockery of greenhouse amelioration, according to Peter Gellatly.

We need to walk together in reducing the health impacts of discrimination on our culturally diverse communities, according to Todd Harper.

People are encouraged to wallow as victims of passive circumstance, stripping their lives of meaning and purpose, according to Tanveer Ahmed.

Medicare foots the bill: should we be able to escape the consequences of our lifestyles because open-heart surgeons can now unclog our arteries?

Providing independent scientific advice is an important social function of science, according to Michael Borgas.

To reduce emissions will take more than changing light bulbs, recycling and solar heaters on the roof. Governments, industry and business sectors must make a concerted effort to find an effective solution to reduce their emissions, according to Mary Jenkins.

There are some very good reasons not to introduce daylight saving in Queensland, according to John Ridd.