2nd Avenue NW in Calgary, Alberta is a mixed-use street that runs through the Kensington neighborhood of the city. One section across the river from central downtown Calgary, between 10th Street NW and 9th Street NW, has been developed as a model site demonstrating how a dense, commercial street can manage stormwater directly on-site using… More
The revitalization of Toronto’s waterfront is the largest urban redevelopment project currently underway in North America, and it is also one of the largest waterfront revitalization efforts ever undertaken in the world. Waterfront Toronto is a joint venture by the Federal, Provincial, and City of Toronto governments. The Silva Cell is being used on several areas… More
The Cardinal Corridor is a gateway into the Ohio Expo Center and State Fairgrounds, a site that boasts more than one million square feet of event space and occupies more than 360 acres in the heart of Columbus. In addition to being the home of the Ohio State Fair since 1886, the Expo Center also… More
The Atlanta BeltLine is a comprehensive revitalization and mobility project powered by local citizens, civic leaders, and private partnerships that is transforming the city of Atlanta through the additions of rail, trail, greenspace, housing, public art, and a dedication to sustainable growth. At the core of the Atlanta BeltLine project is the creation of a… More
Today I am incredibly excited to share a project that has been months in the making – a time lapse video of a Silva Cell installation at the Haas School of Business at UC-Berkeley that took place this winter.
The city of Derby has been in the midst of an ambitious urban regeneration project since 2003, a key aspect of which has been the development of a public realm strategy that increases pedestrian freedom and enhances major civic spaces such as the Derby Railway Station. Derby City Council laid out a plan to modernize… More
Toronto has one of the most ambitious urban forestry plans in North America. In addition to setting minimum soil volumes for street trees of 30 cubic meters (1,059 cubic feet) per tree, they have set a goal of increasing their overall tree canopy from 17 percent to 40 percent. In 2007, the Bloor-Yorkville Business Improvement… More
We are often asked for research results documenting the measurable benefits of using Silva Cells to manage stormwater on site, so we are thrilled to announce that two Silva Cell systems were installed for this purpose during the summer of 2012 in Wilmington, NC. They are being monitored by an excellent research team at Dr…. More
A few weeks ago I went to the exhibit Do Not Destroy: Trees, Art, and Jewish Thought at the Contemporary Jewish Museum here in San Francisco. The title of the exhibit is taken from a commandment in the Torah that forbids the “wanton destruction of trees during wartime.” Later, this concept was expanded to the responsibility to… More
After a very (very) long time in production, we finally have a new video that explains – in just two minutes – what exactly the Silva Cell is, and how it can help you grow mature trees and manage stormwater at source.
Here is this year’s photos from the Bartlett Tree Lab study comparing different planting methods for urban trees. For comparison, check out last year’s set. And for a fuller chronological picture, you can see each year’s photos, from 2004 onward, here.
UNPAVED: You certainly look nice today. PAVED: (condescendingly) Thank you. I wish I could say the same for you. UNPAVED: Do you? PAVED: Of course. I have hesitated to say it in polite company, but you really are behind the times. And you are so impressionable, in a way I could never handle. I mean,… More
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