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in the Green Procurement Compilation

Learn & Plan Topics

  • Sustainable Sites

    Choosing a building's site and managing that site during construction are important to ensure a project’s sustainability. Environmentally r...

  • Water Efficiency

    Buildings are significant users of the Earth’s freshwater supply. The goal of a responsible building operator should be to encourage a sma...

  • Integrative Design Process

    Integrative thinking looks for synergies among strategies - strategies that enhance one another. It also looks for strategies that, taken together, ...
  • Biophilic Design

    Learn why nature is so important to us, what we know about the benefits of nature, and how biophilia is being applied in buildings, particularly in ...

Vegetated (Planted) Roof

A vegetated roof is a layered system of growing medium (soil), filters, and waterproof membrane on the roof of a building. Some or all of a standard roof can be converted into a planted roof. Planted roofs absorb heat instead of reflecting it, reducing Heat Island Effect. They can also serve as gardens and provide excellent insulation.

Penn State | Center for Green Roof Research

GSA | Green Roofs

Whole Building Systems

Materials

  • Skylights / Solar Tubes

    Skylights/light tubes allow daylight to penetrate into a space. They are typically located in the roof/ceiling and can vary in size. Certain solar...
  • Skylights / Solar Tubes

    Skylights/light tubes allow daylight to penetrate into a space. They are typically located in the roof/ceiling and can vary in s...