Human-Environment Interaction
Shortly after the industrial revolution Sydney started growing, therefore generating a lot of greenhouse gasses that caused major air pollution. Luckily Australia has recently signed the Kyoto Protocol which has helped lower the amount greatly. The people have to mine metal for the railroads and bridges. People have to clear land for roads and railroads. The city also has a extensive bus station which helps reduce their impact on the environment by releasing less fossil fuels. Australia has a large, international airport. Planes generate lots of harmful chemicals that contribute to global warming.