Western Australia has a growing international reputation as a major source of pink and other coloured diamonds, as well as beryl, topaz, tourmaline and gem-quality quartz.
A study comparing the perception of industries concluded that banking, mining, the media and power companies are the sectors people don't trust to act in the public interest.
Coal export expansions in the United States would release more carbon pollution than any other new US fossil fuel project, according to the most report from Greenpeace.