Sovereign Square is the first significant redevelopment in Leeds City Centre in a generation. Seven years ago, the City of Leeds, a financial and legal hub in the UK, initiated the transformation of an industrial site to a green, urban oasis. Between Sovereign Place and Sovereign Street, the aptly named Sovereign Square has become what… More
It’s hard to tell just by looking at a tree-lined street, but soil and its microbes, in combination with trees, work together as a powerful system to improve the quality of stormwater that is filtered through it. Some pollutants are held or filtered by soil, others are taken up or transformed by plants or microbes,… More
A big part of this blog is devoted to the discussion of trees, soil, and stormwater in the urban context. Today we want to walk through the three processes that allow trees in uncompacted soil to provide stormwater quantity and rate control benefits: Soil storage Interception Evapotranspiration
The Royal Armed Forces (RAF) Bomber Command Memorial stands in the northwest corner of London’s Green Park, steps from Buckingham Palace. Commemorating the 55,583 aircrew who died flying Bomber Command during WWII, the memorial was officially opened by Her Majesty Queen Elizabeth II on June 28th, 2012, with thousands of surviving veterans and relatives from… More
The Haas School of Business at the University of California-Berkeley wanted to renovate their central courtyard to create a more inviting and functional environment where students, faculty, staff, and visitors could gather and share ideas. This renovation, the school felt, was essential to furthering their mission to develop leaders who redefine business. Three interconnected buildings… More
The Town of Oakville sits halfway between Toronto and Hamilton, along Lake Ontario’s waterfront. Lakeshore Road was originally a First Nations trail, running along the shore of Lake Ontario. Over time, as European settlers arrived, the road became a central east/west artery through Oakville around which its downtown core developed. Fast-forward to 2020 and Lakeshore… More
The City of Dallas has installed 180 DeepRoot Silva Cells and 36 trees at the newly opened Pacific Plaza downtown park. Pacific Plaza was originally a parking lot that has been transformed into a 3.7-acre slice of green, providing a welcome refuge for shade in the urban heat island of downtown Dallas. Pacific Plaza was… More
Yesterday marked the 4-year anniversary of a Silva Cell installation in Greenwich, Connecticut. The results are rewarding. On June 21, 2016, 42 Silva Cells, using approximately 1050 ft3 (30 m3) of soil, were installed along with two Silver Linden (Tilia Tomentosa) trees on Greenwich Avenue, in Greenwich, Connecticut. The town has its own tree conservancy,… More
In 2010 The Winter Olympics were hosted and held in Vancouver, BC for two weeks in February. While athletes around the world trained and anxiously awaited these two weeks of games in Vancouver, it took several years of planning and construction to provide for their needs. The City of Vancouver committed to transforming the previously… More
Silva Cells were originally developed to provide adequate tree rooting volumes even in areas dominated by pavement. They do this by extending rootable soil volume under HS20 load bearing surfaces. These rootable tree volumes and the large trees that root in them are also an efficient sustainable stormwater management system. Sometimes people ask us if… More
Soil. Stormwater. Sustainable Infrastructure.
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