Tolong jelaskan mengenai Galeri dari Ribut debu Australia 2009 dalam bahasa melayu

Dust storm in Australia at The Big Picture

In pictures: dust storm in Australia at The Daily Telegraph

Dust over Eastern Australia at Earth Observatory (part of the NASA EOS Project Science Office)

New South Wales Government - Department of Environment Climate Change and Water (EPA) - Hourly Air quality index (AQI) values (Current and Historical) with map

Queensland Government - Environment and Resource Management (EPA)  - Hourly Air Quality Data (Current and Historical)