So much depends on a tree guard

In a big city, trees, like people, like their space. In a new study, researchers at Columbia University found that street trees protected by guards that stopped passersby from trampling the surrounding soil absorbed runoff ...

Team to test experimental floating marshland

A relatively low-tech method of imitating a natural marshland may help clean freshwater ponds contaminated by storm water runoff, according to research being funded by St. Tammany Parish Government in cooperation with scientists ...

Classification system proposed for green roofs

Green roofs (or living roofs) are becoming a growing trend in North America – and have been long established in Europe – for their value in conserving energy, improving air quality, managing storm water runoff, beautifying ...

GrayQb: A new tool for radioactive contamination mapping

Nuclear facilities in the midst of cleanup due to normal routine or unexpected incident face a remarkable challenge – how to safely determine the exact location of radioactive contamination. Such determinations are typically ...

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