A geothermal heat pump, also known as a ground-source heat pump, is a central heating and/or cooling system that uses the constant below-ground temperature of soil or water to heat and cool a building. In the cooler months, this system draws heat from the earth or water and brings it inside the building using a [...]
Insulation is a crucial component of energy efficient buildings. It helps keep buildings cool in the summer and warm in the winter. According to Oak Ridge National Laboratory, heating and cooling costs are 50-70% of energy use for the average household in the U.S. The effectiveness of insulation is measured by the ability of the [...]
Radon gas is a natural chemical element that affects the air quality inside of buildings. It is odorless, colorless, and tasteless. It forms when uranium breaks down to radium, which further breaks down to form radon. As radon decays, it releases radioactive byproducts that are inhaled into the lungs. Radon is emitted from the ground [...]
Earth buildings are structures that are made from earthen materials, such as straw or adobe. An earth building can range from a simple garden shed to a residential dwelling that is large enough to be called home by multiple people. Earth buildings are environmentally sustainable, affordable, stable, strong, comfortable, and are appropriate for a variety [...]
The classic American dream for many people has included buying a house to call your very own instead of renting an apartment. But demand for homes in the Portland metro area has gone up while available inventory has declined, therefore it is currently a seller's market and increasingly costly for potential buyers to purchase homes. [...]
Recycling construction and reusing salvaged materials not only helps to conserve natural resources, but also saves money. According to Metro (oregonmetro.gov), as much as 90 percent of construction waste could be recycled or salvaged for reuse at a lower cost compared to disposal. Garbage disposal fees in the Portland metro area are approximately $94 per [...]
Sick Building Syndrome comprises of various non-specific health symptoms that appear to be related to spending time in a building (EPA, 2009). To learn more about SBS and the contributing factors of SBS, please see our previous article. Various buildings across the globe have been surveyed for SBS and studied further. An example of a [...]
Contagious illnesses, such as the common cold, tend to travel rapidly in office environments, partly because of people working so closely together in the same building. But people in some buildings have also reported an increase in other ailments, such as headaches and allergies. Source: Mold Solutions NW In the late 1970s, it [...]
Preparing for winter in the Pacific Northwest means more than just buying warm coats, drinking hot cocoa, and knitting fluffy scarves. It also means getting your home ready for wet and cold weather. Winter weatherization is maintenance for your home that can help prevent costly repairs and save on heating bills. Below are winter [...]
The often rainy, yet beautifully green Pacific Northwest has a surprisingly accommodating climate for a wide variety of plants to grow and thrive. Tropical-looking, but cold tolerant palms and banana trees have been grown here as well as plants that require chilly temperatures, such as apples, lilacs, and tulips. Despite the ability to grow such [...]
