Urbanization is occurring rapidly – not just in the United States, but globally – and squeezing people, transit, and housing into denser and denser areas. This shift isn’t just about buildings and roads, of course, it also affects the way we plan, integrate, and care for urban nature. Given that trees and plants are more… More
Research shows that tree stormwater control measures (SCMs) provide excellent stormwater benefits. With trees, however, come leaves – and leaf litter that falls on impervious street surfaces can actually add unwanted nutrients to stormwater runoff (leaf litter provides many benefits on pervious surfaces). The contribution of leaf litter to nutrients in stormwater runoff is more… More
What’s happening in Texas? As far as we can tell, a lot. The Lone Star state is making some huge investments in sustainable development, including green infrastructure. L. Peter MacDonagh, FASLA – who has visited the state many times over the years, and twice in the last few months to speak about using trees and soils… More
Cities are the cultural and economic centres of the world whose progress depends upon effective management and evidence-based policy making.” – ISO 37120 Briefing Note “Unless someone like you cares a whole awful lot, nothing is going to get better. It’s not” – Dr. Seuss, The Lorax Cities are growing rapidly and we all have a… More
In anticipation of the American Society of Landscape Architects tradeshow later this week, today we’re highlighting an iconic tree planting project using suspended pavement – including archival photos and original section details – that took place in Denver in the early 1980s: the 16th Street Mall. -LM Denver has long been a place of significance in the… More
Mississauga Civic Centre is a 37,280 square meter complex that houses the Mississauga City Hall, a towering monument of post-modern architecture designed by Edward Jones and Michael Kirkland that opened in 1987. Although it received numerous accolades, the surrounding campus and Civic Square suffered from mid-century design perspectives on public spaces, catering toward keeping people… More
Specifications and details are required elements of the design and construction process – they’re what ensure the proper components get built in the right place and to the right standards. Yet for trees, all too often the details and specifications don’t actually depict conditions that are optimal for growth. ANSI A300 established standard tree planting… More
In January 2011, two live oak trees on the Auburn University campus were deliberately applied with an herbicide used to kill trees (Spike 80DF, also called tebuthiuron) in lethal amounts. The trees, located at an entrance to the University known as Toomer’s Corner, had traditionally been used as a gathering area for Auburn fans following team victories. The… More
In my experience as a naturalist, one of the hardest things in life is to live up to our own ideals. Nowhere is this clearer than in my conservation work, where – as director of Conservation Advocacy for Audubon Naturalist Society – I work to inspire residents of the greater Washington, DC, region to appreciate,… More
Downtown Fort Worth, Texas was a popular hangout for outlaws, cattleman, gamblers, cowboys, and many legendary names from the glory days of the Old West. The site’s historic architecture and rich heritage has been preserved through the development of Sundance Square, a 35-block collection of restored and replicated turn-of-the-century storefronts, outfitted with colorful landscaping and… More
In 2012 Dŵr Cymru (Welsh Water) committed a £15 million investment in Llanelli and Gowerton to help alleviate the risk of flooding in the area through the adoption of retrofit SUDS, or sustainable Urban Drainage Systems, that utilize greenspace and trees to prevent flooding by allowing rain to soak into the ground or slowly re-enter… More
My blog, The Garden Professors, has an ongoing and lively discussion about invasive plants. Let me state up front that none of the Garden Professors is promoting invasive plants. But the issues surrounding invasive plants are extremely complex and have profound implications for many groups with whom we work in landscape horticulture and urban and… More
Soil. Stormwater. Sustainable Infrastructure.
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