A new study has shown that more vegetation is not automatically better.
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Cities around the world rely on trees to keep temperatures lower. New research shows trees are remarkably effective – but can’t do it all
As Australian cities heat up, street trees are needed more than ever for their cooling. It turns out many are more resilient to heat than expected.
Street trees often grow in appalling soil, have little root space, are rarely watered and get aggressively trimmed. But this tough species rises to the challenge.
Trees and greenspace can drive down urban temperatures – but they must be able to draw water from the soil to achieve these massive cooling effects.
Garden leaves make good compost, but street leaves are too polluted.
New research reveals how trees respond to extreme heat. Most trees lose more water than models predict. Some species cope better than others. Access to water will be critical for the hot summer ahead.
Tall. Straight. Abundant flowers. And a stunning trunk. What’s not to like about the spotted gum?
important decisions must be made today for urban greening programs to succeed in a warmer world.
Avenues of Honour were planted to remind us of the sacrifice and suffering of our servicemen and women. But as the years wore on, many declined or disappeared.
Greenwashing spin is often used to justify chopping down mature street trees.
Top contributors
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Senior Research Associate, School of Agriculture, Food and Ecosystem Sciences, The University of Melbourne
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Professor of Ecology and Associate Director, Hawkesbury Institute for the Environment, Western Sydney University
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Lecturer, Bangor University
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Professor of Plant Eco-physiology, Western Sydney University
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Postdoctoral Researcher in Plant Ecophysiology, Western Sydney University
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Professor of Ecology, Western Sydney University
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Senior Lecturer in Ecology, Australian National University
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Earth Scientist, Pacific Northwest National Laboratory
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Research Scientist, City University of New York
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Associate Professor in Materials and Environmental Innovation, University of Portsmouth
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Senior Lecturer in Urban Horticulture, The University of Melbourne
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Professor of Urban Management and Planning, Western Sydney University
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PhD Candidate, School of Civil Engineering and Surveying, University of Portsmouth
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Professor of Physical Geography, Swansea University
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Distinguished Professor, Ecosystem Function and Integration, Western Sydney University