Algae grown on dairy effluent cuts mineral fertiliser use by 25%
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COP26 latest: Cautious optimism after US-China deal announced
A US-China deal receives a cautious welcome as COP26 turns its focus to building greener cities. Here is what you need to know as Day 11 gets underway.
City heat: How the UN plans to cool down our rapidly warming cities
The UN, warning some cities could be 4C hotter by 2100, has published its handbook at COP26 advising governments on how they can cool their cities down.
Love them or loathe them, can e-scooters help make cities safer?
Are e-scooters equipped with smart cameras the answer to preventing collisions, protecting pedestrians and decluttering pavements?
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These are the world’s best cities, according to their sustainability strategy, COVID response, community and culture.
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Which European cities have the least air pollution?
Because our lungs may need a holiday too, the EEA has put together a map of the cities that have the cleanest air.
How can Europe flood-proof its major cities?
Cities across Europe are fighting the risk of flooding with heavy-duty engineering measures as well as more natural solutions.
Amsterdam unveils the world's first 3D-printed steel bridge
The Dutch capital has a new hi-tech landmark: a 3D-printed pedestrian steel bridge with sensors that collect data in real-time.
3m trees and roof-top gardens: European cities make green pledge
Thirty-one major cities including London, Barcelona and Milan have signed a declaration committing to further investment in green spaces and fighting the effects of climate change.
Which 25 cities are driving urban greenhouse gas emissions worldwide?
Findings highlighted the significant role cities play in reducing emissions.
A guide to 2021’s most expensive cities for expats to live and work in
New data has unveiled the cities expats should avoid if they’re looking to get the most from their money.
Surprise in annual most liveable cities list
Most liveable cities list gets a shake-up due to pandemic.
Sleep and the city: Where's the best location for a good night's sleep
Did you know that what city you're in affects how you sleep? Here's a round-up of the cities where residents are getting the best sleep - and why.
These are the 8 cities people most want to go car-free
We asked our followers where they wanted to see be pedestrianised. Is your hometown on the list?