Respuesta :

The largest Urban Area: Is Sidney, Australia about 4 million people. 

The Highest Elevation: Is Mount Kosciuzko. 

The Largest Watershed: Is Murray-Darling river system 1 million square kilometers. 

Population Density: Is 8 people per square mile. 

Most Renewable Electricity Produced: Is New Zealand 73%; hydropower, geothermal, wind, biomass.