Fertiliser
![Smart fertilisers for food security thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0033/77766/varieties/375w.jpg)
Environment
Smart fertilisers for food security
Fertilisers that increase nitrogen efficiency are being designed to boost crop productivity while reducing farming costs and environmental impact
![Five priorities for managing nitrogen pollution thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0022/80941/varieties/375w.jpg)
Environment
Five priorities for managing nitrogen pollution
Nitrogen is essential for life on Earth, but excess can damage the environment. Researchers recommend five areas of focus for management: Production, People, Planet, Policy and Partnerships
![We need to stop flushing opportunity down the toilet thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0035/81998/varieties/375w.jpg)
Environment
We need to stop flushing opportunity down the toilet
New technology that can convert human urine into fertiliser onsite could enable an expansion of urban farming and eventually provide a sustainable resource for agriculture
![What you need to know about nitrogen pollution thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0029/97364/varieties/375w.jpg)
Sciences & Technology
What you need to know about nitrogen pollution
Could a new measurement more accurately identify places at risk of damaging levels of nitrogen?
![Small farms and China’s reliance on agricultural chemicals thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0038/97688/varieties/375w.jpg)
Environment
Small farms and China’s reliance on agricultural chemicals
Overuse of agricultural chemicals is taking a toll on health and the environment in China, and small farm size is a big part of the problem
![The power of recycled poo thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0010/101080/varieties/375w.jpg)
Sciences & Technology
The power of recycled poo
An international study has calculated how much good old-fashioned animal poo increases crop growth and reduces pollution, benefiting the bank balance and the environment
![Nitrogen pollution: Forgotten element of climate change thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0020/103088/varieties/375w.jpg)
Sciences & Technology
Nitrogen pollution: Forgotten element of climate change
It has hidden behind carbon emissions in headlines for some time, but it is arguably a more challenging problem