Clean Cities
They swept Melbourne’s curbs. They found ocean plastic.
Much of “road dust” comes from our vehicle tires. Scientists say it's ending up as ocean plastic.
A new project promises to make sustainable living affordable
By living in cities we often have to choose between livability, sustainability and affordability. Then agan, maybe not.
West Africa ups climate fight with new fuel, used-car rules
Africans are closing the door on out-of-date standards for road fuels, and vehicle emissions from old, inefficient imports.
It’s not enough to reduce PM2.5 levels to tackle air pollution
Combating air pollution is a must, but it isn't a simple and straightforward matter.
Study: New Zealand housing emissions need to shrink. A lot.
New Zealand homes are only expected to get bigger, but the housing-sector emissions cannot.
How a gas-leak crisis points to air filters for classrooms
Some schools got air filters. Others didn't, and a difference in test scores suggests the filters are the reason.