Expecting to meet the carbon challenge without adjusting our cities is like telling your doctor you want a lung cancer cure without giving up smoking, writes Juris Geste.

Adding millions of tonnes of limestone buried under the Nullarbor Plain to the world's oceans could remove carbon dioxide from the atmosphere.

The renewable energy resources are available - all that is required is the political will and a movement away from orthodox economic thinking, believes Kevin Cox.

Reefs where fishing is not allowed are much less likely to have outbreaks of the devastating crown of thorns starfish, according to a new analysis of research. 

Agricultural environments drive insects to reproduce without sex but may provide methods for controlling their damaging effects, according to research.

Coral reef conservation in key regions of the world faces serious risk of failure under climate change, according to researchers, who have devised a new approach.

Consumers should not be drinking water from local wastewater treatment plants, according to Michael Angove.

Moving species may be the only way to save some plants and animals from the impacts of climate change on their habitats, according to a group of researchers.  

There’s nothing new in Garnaut's draft report that would cause those who take an interest in the debate to sit up and take notice, writes Don Aitkin.

Ultimately, the most critical issue for sustainable farming is whether we can grow enough food to sustain the human population, writes Nerissa Hannink.

According to a recent study, putting mirrors in orbit to block sunlight might work to mitigate global warming, but would not bring back the old climate conditions.

The search for alternative ways to fuel vehicles is in full swing now but it appears Australia is slow to get in on the act, writes Klaas Woldring.

Research organisations following the craze for sustainability research initiatives should be careful they don’t become fashion victims, advises Dr Thomas Barlow.

With the dust settled on the national election, and more recently the 2020 summit, Ecos magazine asked five commentators for their top priorities in terms of a national sustainability agenda.

Australian scientists have managed to capture CO2 released from power station flue gases, a technology that could cut greenhouse emissions.