Cities are important environments that are home to millions of Australians. How can we make them better for people and for bi ... odiversity? The Clean Air and Urban Landscapes (CAUL) Hub was a consortium funded by the Australian Government’s National Environmental Science Program. The CAUL Hub began in 2015 with a focus on practical research to improve urban environments in Australia. The CAUL Hub was led by one of Australia’s leading urban ecologists Professor Kirsten Parris (2018-2021) and Professor Peter Rayner (2015-2017). Deputy Hub Lead was Associate Professor Joe Hurley, an expert in the role of urban governance and policy to produce sustainable outcomes. Our mission was twofold: to undertake multi-disciplinary research for practical outcomes, and to highlight Indigenous perspectives in urban environments. We planned and delivered a body of research, engagement and outreach activities that has changed the way people think about cities in Australia and beyond, and opened new possibilities for making them better places for people and nature. read more