I dream of #smellgoodcomposting
Written by Plistina Almeida and Simon Welchman Composting at home has received a lot of attention in the media recently. There are many reasons why composting is great: it’s a natural process, a sustainable way to treat organic waste and we can do it at home at very low cost with significant benefits to…
Read MoreA Second Wave? An update on the Australian Air Quality after COVID-19 mobility restriction measures
Written by Simon Welchman, Manning Young and Plistina Almeida The COVID-19 pandemic is a global tragedy happening before our eyes. Its effects on human health and the economy are likely to be with us for years to come. We have seen through our analysis of air quality during the COVID-19 pandemic that the generally…
Read MoreFood for thought, manure to energy
How pig farms can benefit from on-farm anaerobic digestion to better manage odour Written by Plistina Almeida and Simon Welchman Anaerobic digestion is a great source of renewable energy that is becoming an important part of the “circular economy” around the world. Livestock farms face several everyday challenges. Managing wastes is definitely one of…
Read MoreProtected: Katestone’s NPI Reporting Process
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Read MoreWhere will COVID-19 take the Australian GHG emissions? An overview of historical NGER data
Written by Simon Welchman, Lisa Smith and Plistina Almeida The coronavirus pandemic raises a tricky question for climate and environmental scientists: Will Australia emit more or less greenhouse gases into the atmosphere than we did last year? We previously showed that the impact of COVID-19 on greenhouse gas emissions had been immediate in our review…
Read MoreWhat can the NPI tell us about air pollution? – An overview of the 2018-19 NPI results
Written by Simon Welchman and Plistina Almeida The 2018-19 results from the National Pollutant Inventory were released in April this year. This is the 21st annual dataset published by the program managed by the Australian Government’s Department of Agriculture, Water and the Environment. The National Pollutant Inventory (NPI) is an internet database that provides the…
Read MoreDitching the dump: throwing waste management myths in the bin
Written by Simon Welchman and Plistina Almeida In line with our decade’s resolutions released in January this year, we believe it’s about time to have a closer look at our “Don’t Waste” objectives. Our goal as environmental scientists and engineers has always been to move towards the top of the Waste Hierarchy (Figure 1): avoidance and…
Read MoreDrinks with Kate – Going Virtual – 2nd edition
Friday 19 June 2020, 12:30-1:30 pm Recent social distancing guidelines prevent us from hosting our networking event Drinks with Kate events in person. We see this as a great opportunity to keep expanding its reach to interstate and overseas participants. Our focus for Drinks with Kate – Going Virtual is on delivering practical insights to…
Read MoreMessage from the Managing Director at the occasion of our 30th Anniversary
Wow 30 years! Sometimes I have to pinch myself so I know it’s not a dream… Quite a milestone considering it’s estimated that 1 in 3 small businesses in Australia fail in their first year of operation and by the 5th year that statistics grows to 3 out of 4. It is a remarkable achievement…
Read MoreCO, PM2.5 and NO2: which air pollutant best illustrates the effect of COVID-19 mobility restrictions on air quality
Written by Simon Welchman, Manning Young and Lisa Smith Air pollution occurs when gases, liquids or solid particles exist in the air in sufficient quantities to adversely affect human comfort or health or cause environmental damage. Some common air pollutants in urban areas are carbon monoxide (CO), ozone (O3), nitrogen dioxide (NO2) and particulate matter…
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