Roof consultant Mark Kelly has more than 30 years of experience in the design, construction, restoration and preservation of buildings, and his experiences inspired him to write an in-depth look at the U.S.

Vegetated, white and photovoltaic roof systems work together for roofing manufacturer.

Guided by its Quaker values, the prestigious Sidwell Friends School is committed to practicing responsible environmental stewardship. Sidwell’s Middle School Building is the first K-12 school in the United States to earn a LEED Platinum rating and the first-ever LEED Platinum building in Washington, D.C. 

The original roof on Building 1 at the EPA's Atlantic Ecology Division was replaced with a greener option.

Energy-efficient, cool roofing systems can significantly reduce roof temperature during the summer, and thereby reduce the building’s energy requirements for air conditioning. This helps to cut energy costs by keeping

Maximizing the Value of Solar-Reflective Roof MembranesRoof systems are an important element in green, sustainable architectural solutions. One of the more interesting concepts in energy-efficiency is the “cool roof,”  also

Oak Ridge National Laboratory and SPRI's study show that vegetative roofs can help reduce heat gain and losses, resulting in significant energy savings in mixed climates.

As homeowners, commercial entities and other organizations look to “go green” to reduce their energy consumption, costs and overall carbon footprint, solar power has emerged as an attractive form of alterative energy.

The Target Center in downtown Minneapolis, home of the Minnesota Timberwolves NBA team, is now also home to the largest vegetated roof in the state.

It is not uncommon for a commercial roofing contractor, designer or consultant to have the “what to do after we leave” discussion with his building-owner client.