With WA's election looming, Perth's battle over the Roe 8 highway extension brings other environmental issues to the fore.
The Museum of Water invites people to bring samples of water significant to them.
West Australian Labor leader Mark McGowan said his state has the "worst rate of methamphetamine usage in the country". We asked the experts to check the evidence.
Rose Skinner opened her Perth gallery in 1958. But her contribution to the art world has been skimmed in Christopher Heathcote's recent look at Australia's early art market.
Campaigners in Perth are fighting the destruction of bushland for a new highway. They have two of three historically important factors on their side.
Qantas's new non-stop route from Perth to London might be a watershed for travel times between Australia and Europe. But super-long-haul routes won't do much to cut aviation's greenhouse emissions.
Changes in how we live and work call into question current planning regulations relating to mixed-use development.
Exceptional projects can emerge when regulations are sensibly relaxed due to context. A Fremantle project is a model of progressive higher-density possibilities resulting from flexible planning rules.
The front yards, footpaths and verges of Australian suburbs are spaces overdue for reinvention.
When municipal or state governments join forces with smaller creative communities to shape urban regeneration the results can be far-reaching.
The rise in temporary use of urban space requires a looser planning vision that can draw on this new type of city-making to inform longer-term developments.
Government and industry need to demonstrate the benefits of well-designed higher-density housing. Rich residential display projects may be the ideal catalyst for creating smarter cities.
If Perth can preserve the rich biodiversity of its setting, it will become a model for sustainable city development that fully connects with the value of natural ecosystem services.
The Banksia woodlands of the Swan Coastal Plain are home to thousands of species, many unique. But they are gradually being swallowed by Perth, one of the world's most sprawling cities.
With a strategic plan adopted, it not only shows where development should be avoided but clears the way for development in other areas. So Perth needs to get it right.
Plans for managing Perth's rapid urban growth have been touted as green. But they still look like robbing the iconic Carnaby's black cockatoo of yet more crucial habitat.
Constant, complex changes in cities and mine sites are hard to monitor. Drawing on digital aerial photography, it's now possible to track land-use and vegetation changes in areas as small as 10-20cm.
Light rail is good for cities, but it's also expensive, which is why many Australian cities have opted for buses instead. But there is a way to get top-drawer public transport using private dollars.
The Perth Canyon, off Australia's west coast, is twice the size of the Grand Canyon. But only now, with the help of remote-controlled submarines, are researchers finding out what lives in its depths.
Dead whales can cost beachside ratepayers a lot to clean up. The alternative is to tow them away before they wash up - but the legal question of who does the job is far more complex than it sounds.