Global warming’s companion crisis
Environmental physicist Mark Sutton on how our fast growing 'nitrogen footprint' from agriculture and industry is reaching crisis levels, threatening our health
A woody meadow in the heart of the city
A unique research project by the Universities of Melbourne and Sheffield aims to grow urban woody meadows that are as tough as they are beautiful.
Nitrogen pollution: Forgotten element of climate change
Carbon dioxide is the headline greenhouse gas, but to mitigate climate change, we will need to tackle nitrogen emissions with technology, policy and our diet.
Turning any water into drinking water
A portable treatment plant the size of a shipping container could offer hope to communities without access to clean water.
Drones will one day help Australian farms think for themselves: living, breathing self-sufficient pieces of land.
Food that does not waste water
Automated watering systems and in-ground sensors are helping farmers produce more crops by using less water, sometimes by half.
Growing greener cities
Planting gardens on office buildings will reduce inner-city temperatures and create energy savings – and improve workers’ moods.
Cleaner safe air needs you!
Citizen scientists wearing air monitors are key to a big data project aimed at identifying where the bad air is in our cities and driving policy change.
Climate change action unleashes global innovation
Climate change action makes economic sense. Effective government policies are necessary to motivate business and investors globally.
Clock on: When weather gets into a routine
New research has identified a weekly cycle in city temperatures around Australia, highlighting the impact of human behaviour on our cities.