Articles on Cities

Displaying 21 - 40 of 1693 articles

Volunteers collected and arranged thousands of birds killed by collisions with buildings in the Greater Toronto Area in 2024. (Patricia Homonylo)

Bird‑safe glass must become the norm to prevent collisions with buildings

In Canada, tens of millions of birds are killed annually by crashing into glass on buildings.
A queue of vehicles in central Manchester, one of two cities modelled to quantify the effect of traffic on urban heating. Marina J/Shutterstock

How traffic makes cities warmer

Traffic can be a significant heat source in cities – yet is often overlooked in concerns about rising urban temperatures.
Workers repair a water pipeline that dates back to the 1930s. In the coming years, utility bills in Detroit are likely to rise to pay for upgrades to aging infrastructure. Jim West/UCG/Universal Images Group via Getty Images

Detroit’s water affordability crisis is tied to the uneven distribution of stormwater management costs – a fraught history explains why

Some Detroit residents spend as much as 25% of their disposable income on water bills. Many are struggling to keep up.

Top contributors

More