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cities

Environment

Overheated trees are contributing to urban air pollution

An aerial survey of Los Angeles reveals that high temperatures cause plants to emit more compounds that can contribute to harmful ozone and PM2.5 air pollution

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Los Angeles courthouse viewed through a blooming Jacaranda tree

Comment

Small Spaces in the City review: Can we thrive in a smaller future?

Culture

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Small Spaces in the City review: Can we thrive in a smaller future?

Life

Urban Jungle review: The new challenge of cities teeming with life

Culture

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Urban Jungle review: The new challenge of cities teeming with life
Oosterschelde flood barrier with windmills in the Netherlands at the Northern Sea taken from above with a drone

Environment

Coastal cities have added 2500 squares kilometres of land since 2000

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Trees help to ease the “urban heat island effect”, which sees temperatures in cities climb higher than in nearby rural areas

Environment

Doubling trees in European cities could prevent thousands of deaths

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An abstract cityscape

Humans

Large cities lead to more segregation between rich and poor

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Aerial view of Central Park, New York City

Environment

Global warming could kill many of the tree species that cool cities

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Tractors and lorries in the flooded streets of Bangalore

Environment

Bangalore floods highlight how cities must adapt to climate change

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(c) Jussi Hellsten www.jussihellsten.com www.instagram.com/jussihellsten Kalasatama area from above, 2019

Environment

The Helsinki neighbourhood leading the way to zero-carbon cities

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E7KTB1 US, New York City. View from the Empire State Building observation deck. Pigeon taking a rest.

Life

Creatures living in our cities are evolving in some surprising ways

From mosquitoes and rats to foxes and birds, the urban environment is transforming animals that live among us – but which new species should we expect next?

Features

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City skyline view of London, England with autumn trees on a misty morning as viewed from a North London park; Shutterstock ID 506890648; purchase_order: -; job: -; client: -; other: -

Environment

Trees cool the land surface temperature of cities by up to 12°C

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Lost capital city of the Mongol Empire was far bigger than thought

Humans

Lost capital city of the Mongol Empire was far bigger than thought

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Riyadh, Saudi Arabia

Environment

People in cities have faced huge increase in heat exposure since 1983

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These streets aren't made for walking: Why sidewalks need a rethink

Humans

These streets aren't made for walking: Why sidewalks need a rethink

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