Quotes

Tree Roots Improve Soil Infiltration Rates

As discussed in previous blogs, tree and soil provide stormwater benefits in many different ways: Cleansing:  Trees clean stormwater through many different mechanisms, including filtration, adsorption, and plant uptake. Interception: Interception is the amount of rainfall temporarily held on tree leaves and stem surfaces. This rain then drips from leaf surfaces and flows down the… More

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Silva Cells Transform Downtown Boise Idaho – LAM Feature

– 22 trees and 10,000 ft3 of soil volume revamped The Grove Plaza in Boise, Idaho in 2017 – The reconstruction grabbed the attention of Landscape Architecture Magazine, featuring reflections from locals regarding the before and after the construction, and local governing agencies vying for Silva Cells. – Four years later the Grove is blossoming… More

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Trees Are a Tool for Safer Streets

The World Health Organization reported in 2004, “Road crashes are the second leading cause of death globally among young people aged five to 29 and the third leading cause of death among people aged 30 to 44 years.” That’s a scary statistic. Rumble strips, speed bumps, and speed limits are a few of the traditional… More

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Silva Cell’s Support 167 trees in Downtown Minneapolis: A Case Study

– Silva Cells solved the 2009 CSO stormwater transition during the Marquette and 2nd Avenue (MARQ2) busway project, mitigating stormwater runoff. – Over 167 trees were installed along 48 blocks of downtown Minneapolis each with 588 ft3 (16.6 m3) of soil volume. – Above ground, the trees provide shade, clean air, and beauty. Below ground,… More

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Green Infrastructure and the 3 Cs: 300 Front St. Case Study, Toronto

Creating a Standard for a Green Infrastructure Sidewalk This is the first of a series of five posts featuring case studies that illustrate the need for a paradigm shift for how streets and sidewalks are designed and constructed. This new paradigm for Green Infrastructure is based on Creativity, Collaboration, and Compromise (CC&C), and is demonstrated… More

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Green Infrastructure and the 3 C’s: Creativity Collaboration and Compromise

Developing Green Infrastructure in Cities Requires a Paradigm Shift The imperative of dealing with climate change has generated the need for cities to develop “green” infrastructure. The development of green, environmentally ethical, infrastructure needs upstream support from politicians and policymakers to succeed. It also requires fundamental changes downstream to the way plans for streets and… More

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Our Recommended Soil Volume for Urban Trees

We have a lot of resources about implementing minimum soil volumes for urban trees on this blog. Recently we’ve updated our list of municipalities that have a minimum soil volume standard. Trees need an adequate volume of root, oxygen-rich soil to thrive, and minimum soil volume policies are a powerful tool for arborists and other advocates… More

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13 Simple Steps to Evaluate Trees

There are now dozens of open-source tree maps in communities worldwide. The most successful mapping projects are those that provide citizen scientists with simple guides on how to accurately identify tree species and assess tree health. The more accurate the information on the tree maps, the more accurate the green infrastructure calculations they produce – and the… More

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