Somwrita Sarkar

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Sydney CBD is highly accessible and remains clearly the dominant centre in the metropolitan region. Holli/Shutterstock

How close is Sydney to the vision of creating three 30‑minute cities?

Somwrita Sarkar, University of Sydney; David Levinson, University of Sydney, and Hao Wu, University of Sydney

When a city gets to a certain size, it starts to make sense to have multiple centres of activity, and three are planned for Sydney. So what needs to be done to bring the city closer to this goal?
The big global cities might be engines of growth but are also where the deepest troughs of poverty and injustice are found. Jorge CMS/Shutterstock

Aim for cities of all sizes to give everyone a fair go

Somwrita Sarkar, University of Sydney

The largest cities in Australia and the US are both the richest and the most likely to push out low-income earners. Having cities of all sizes will increase people’s choices of where to live and work.
People are alarmed about Airbnb’s impacts, but these are far from uniform across the city. Justin Lane/EPA

Airbnb: who’s in, who’s out, and what this tells us about rental impacts in Sydney and Melbourne

Tooran Alizadeh, University of Sydney; Reza Farid, Griffith University, and Somwrita Sarkar, University of Sydney

The patterns of Airbnb listings in Australia’s biggest cities suggest impacts on rental housing are likely to be biggest in high-end areas that appeal to tourists. Low-income areas are less affected.
If a second airport creates another centre of activity in western Sydney, then it won’t just be air travellers who benefit. Stilgherrian/flickr

Our big cities are engines of inequality, so how do we fix that?

Somwrita Sarkar, University of Sydney; Peter Phibbs, University of Sydney, and Roderick Simpson, University of Sydney

Our big cities increase incomes faster than population growth, but most residents miss out on the extra income growth. Creating multiple centres of activity may help make bigger better for everyone.

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