The Green Roof Revolution

With global warming and pollution being ever-presentrendered harmless. These plants also produce
topics on the news, it is important for everyone tooxygen.
contribute to making the world a cleaner place. OneNot only are green roofs great for the environment,
way to do this is to use ecologically friendly materialsbut they are also an excellent investment. A properly
when building your home. The wave of the future isinstalled green roof can last at least twice as long as
green roofing.typical roofing material, thereby saving you thousands
A green roof is a roof that is covered withof dollars in repair and replacement costs.
vegetation. Essentially a rooftop garden, green roofsGreen roofing can also significantly reduce your
were developed in the 1960s in Germany, and haveheating and cooling bills throughout the year.
become quite popular in many European countries. ItAccording to a recent study, building a green roof
is only recently however, that green roof technologycan reduce your heating and cooling needs by 26%.
has begun to catch on in the U.S.In cities especially, changes need to be made to the
A green roof is excellent for city dwellers who oftenway that structures are built. Temperatures in cities
lack green space such as a yard or a deck. Theare much higher than in surrounding areas because
addition of a green roof can provide a space tothere is such a prevalence of buildings in a small area.
express one's creativity, and bring nature back to theThese buildings are made with traditional materials,
city. In fact, by planting native vegetation, you canwhich absorb and then re-direct the sun's heat. Cities
invite insects, birds, and butterflies that wouldare therefore much hotter than rural areas where
otherwise have nowhere else to go. As an addedthere are less structures, and more green space. In
benefit, green rooftops are aesthetically pleasing andorder to combat the rising temperatures, some cities
offer a visual contrast to the pavement and steelare offering incentives to builders to add green
that dominates the cityscape.roofing to their projects.
The environmental benefits of a green roof areIf you decide to build a green roof, you need to
many, and include the reduction of water runoff thatkeep a couple of things in mind. First, there are two
occurs with typical homes. A reduction of runoff istypes of green roofs. Traditional style roof gardens,
good for the entire community, as too much runoffwhich feature large plants or lawns, require a great
can result in flooding and water contamination.deal of maintenance. Feeding, watering, and soil care
Because green roofs feature soil and plant life, theseare all necessary to keep this garden in good
roofs are able to absorb as much as 75% of fallingcondition. Extensive roof gardens on the other hand,
rainwater. This moisture is then released back intohave only a thin layer of soil, and require very little
the air through condensation. A typical roof on thework to maintain.
other hand is built to be totally waterproof, so everyGreat for the environment, good for your pocket
drop of water runs off and drains into the sewers.book, and pleasing to the eye, green roofs are a
Besides reducing water runoff, green roofs are alsobudding trend that can have a positive impact on the
able to reduce the presence of toxins in theenvironment. Not only that, but a well constructed
environment. Pollutants in the air and water, as wellgreen roof can increase the value of your home by
as carbon dioxide are absorbed by plant life andthousands of dollars.