![](https://pursuit.unimelb.edu.au/__data/assets/image/0014/74201/varieties/160w.jpg)
Dr Judy Bush
Senior Lecturer in urban planning, Faculty of Architecture, Building and Planning, University of Melbourne
See research profile![How our cities should respond to the biodiversity extinction crisis thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0027/83871/varieties/375w.jpg)
Environment
How our cities should respond to the biodiversity extinction crisis
Globally, thousands of governments have declared a climate emergency, but cities have a key role to play in conserving and restoring biodiversity
![The local governments declaring a climate emergency thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0027/87372/varieties/375w.jpg)
Environment
The local governments declaring a climate emergency
The rise in the number of local governments declaring a climate emergency is significant, but only a small proportion have developed action plans
![One million urban trees thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0033/94497/varieties/375w.jpg)
Environment
One million urban trees
Trees and green spaces are essential for urban sustainability and liveability, but so is planting the right things in the right places