Professor Ali Abbas is Associate Dean (Research) at the University of Sydney Faculty of Engineering. He is Australia’s Chief Circular Engineer (Circular Australia), and Founder and Executive Director ...

The Kiteezi landfill near Kampala was expanded as part of the Kampala Institutional Infrastructure Development Project, allowing for the storage and treatment of ...

Modern air admittance valves are designed to protect trap seals and maintain proper drainage—but understanding exactly what they do and how to install them correctly is key. An installed AAV under a ...

The last few years have seen growing concern over what happens to solar panels at the end of their life. Consider the following statements: The problem of solar panel disposal “will explode with full ...