energy-modelling / Green Building & Sustainable Home Renovation Information & Advice

Energy modeling is a process for determining the approximate energy a building will consume during operation. Data regarding location and climate, building design, materials, mechanical systems and appliances is entered into a software program to determine what the overall consumption of a building will be, and to atta...

This is the fifth piece in a blog series written by Craig Anderson as he documents the design and construction of an off-grid LEED Gold passively-heated home. See post 1 of the off-grid homes blog here, the overview . or post 2 in the off-grid homes blog here covering design and construction choices. or here see post 3...

Why pay for a green home certification? As more people pursue high efficiency green home rating certifications, they become increasingly well known and trusted. Consequently, more people seek them out. Developers build smarter homes when consumers demand them, and the existence of certification programs raises the bar ...

What is the cleanest energy?  Despite how commonly  the term ‘clean energy’ is used, there is actually no such thing. At least not in the power delivery market; there are only various levels of ‘dirty’ energy. Starting with the worst and moving up, that would in general be - coal, oil, natural gas and propane, wood and...

The Kenogami Net Zero Energy off-grid house is a virtual energy laboratory, and in constant evolution. Every system of this award-winning home is innovative from the heating and ventilation systems to the production of domestic hot water. Energy systems as advanced as this have never been seen together before, and coll...

New technology combines solar power generation & battery free power storage The forever-changing landscape of the green home building industry sees ideas come and go, and on occasion a game-changing technology or product emerges. The big news lately is in renewable energy - solar power generation, solar power stora...

Home Energy Generation, which option is best? How the electrical grid is fed near you will be a huge factor in determining the carbon footprint of your home, with or without your own renewable power generation such as having solar panels on your roof. If you live near a windfarm, that's where most of your power comes f...

Mitigating climate change at home, get on your bike! As we look for ways to mitigate climate change, improving home energy efficiency and decentralising power generation is something we can do to reduce our personal energy consumption and carbon footprint. Theoretically then moving towards home solar, wind power and ev...

Recent articles have praised major public investments in biomethanization plants around Canada and North America. These huge chemical plants produce renewable natural gas (RNG) which is a pipeline-quality gas that is fully interchangeable with conventional natural gas and so can also be used in natural gas vehicles. RN...

Updated: Aquion as a saltwater battery is no longer available in North America having moved to China after being bought out. But we've heard about a Dutch company who are starting to commercialize something similar - subscribe to the EcoHome newsletter here and be the first to find out when salt water batteries are ava...

When considering solar cells as thin as laminate and completely transparent, the possibilities seem endless. Imagine every glass or laminant surface in our built environment and all of our devices, large and small, harvesting solar energy. In a world of passive, self-sustaining mini-power stations, would the need for f...