John Siegenthaler Investigates: Low Ambient Air-to-Water Heat Pumps Low Ambient Air-to-Water Heat Pumps: An emerging renewable heat source for North American hydronic systems. Electrically powered heat pumps, in many varieties, are destined to play an increasingly important role in heating and cooling buildings around the world. Heat pumps capture… Continue reading “John Siegenthaler Investigates: Low Ambient Air-to-Water Heat Pumps”
Solar Power Ubiquity Through Training and Installing: GRID Alternatives GRID Alternatives is a national 501(c)(3) certified non-profit organization that facilitates solar power implementation and energy efficiency projects between community partners, volunteers and job trainees. Since it’s beginning in 2001, GRID Alternatives has installed over 24 megawatts of clean power, provided almost $200… Continue reading “Solar Power Ubiquity Through Training and Installing: GRID Alternatives”
Volta: A Start-Up Company Powering West Africa As the solar and clean energy industry grows, it’s no surprise that the target market for renewable energy technologies is now expanding to include developing communities and countries. In fact, a host of new start-ups and innovative business models are… Continue reading “Volta: A Start-Up Company Powering West Africa”
Building Leak Detection and Measurement: Zone Pressure Diagnostics (ZPD) Want complete building leak detection and measurement? Zone Pressure Diagnostics (ZPD) is one of the most powerful analysis tools available…. …and the calculation aid from Residential Energy Dynamics (RED) is the most accurate and easy to use ZPD tool available. This… Continue reading “Building Leak Detection and Measurement: Zone Pressure Diagnostics (ZPD)”
NABCEP Entry Level Program Becomes Associate Program in August The North American Board of Certified Energy Practitioners (NABCEP) recently notified training providers that its Entry Level Program will be undergoing some changes next month. The program will now be called the Associate Program, and continuing education will be required… Continue reading “NABCEP Entry Level Program Becomes Associate Program in August”
Rethinking the Global Economy with Sustainable Solutions In 2002, sustainable business guru and Time Magazine’s “Hero of the Planet” Hunter Lovins founded Natural Capitalism Solutions, an organization that helps communities, companies, and countries implement genuine sustainability solutions to change the way business is done worldwide. NCS is a… Continue reading “Rethinking the Global Economy with Sustainable Solutions”
Microgrids: Creation, Implementation and Finance/Policy Concerns HeatSpring is proud to announce our newest microgrid course: Microgrid Design & Implementation Microgrids are the future of energy production and distribution, but very few people understand how to create a successful microgrid. In this course, microgrid expert Dr. Andrew Skumanich… Continue reading “Microgrids: Creation, Implementation and Finance/Policy Concerns”
zHome: Setting a National Net Zero Energy and Green Building Precedent Almost ten years ago, Built Green, an environmentally-friendly residential building program of the Master Builders Association of King and Snohomish Counties, began a project to develop the first net energy townhome complex in the United States. The project was created… Continue reading “zHome: Setting a National Net Zero Energy and Green Building Precedent”
What’s Going On With Global Renewable Energy Investment? From a macro perspective, renewable energy technologies seem to be a relatively safe bet for investors… 2015 hit a world record for global renewables investment despite challenging conditions, solar and wind have been deemed “unstoppable,”1 jobs in this sector seem… Continue reading “What’s Going On With Global Renewable Energy Investment?”
Green Innovation in Electrical Design & Perfecting Pizza Delivery Care Technology provides technological solutions to the needs of customers through innovations like energy-efficient LED lighting and transportable heat sources that operate without power racks or induction heaters. We spoke to co-founder Belinda Wong about the production of their sustainable offerings and… Continue reading “Green Innovation in Electrical Design & Perfecting Pizza Delivery”
QuickSolar: Because Buying Solar Leads Doesn’t Have to Suck We spoke to QuickSolar Marketplace CEO and Co-Founder, Alex Landau, about his journey into solar, his experience finding solar leads, the QuickSolar difference for homeowners and installers, and much more! What’s your background? To what extent have you been involved in… Continue reading “QuickSolar: Because Buying Solar Leads Doesn’t Have to Suck”
Home Energy Audits: The 411 What are home energy audits, and how much do they usually cost? A variety of approaches, price points and follow-up actions may be chosen. Here is an overview of what to expect when choosing the right audit for your needs. This… Continue reading “Home Energy Audits: The 411”
Blowing Emissions Away: Building a 6MW Wind Farm The Kingston Wind Project, a 6MW farm, has produced 48,360,370 kWh to-date, eliminating 35 metric tons of CO2 that would have been produced by a coal mine and equivalent to planting 33,263 acres of forest or taking 7,422 cars off the… Continue reading “Blowing Emissions Away: Building a 6MW Wind Farm”
Crowd Funding Meets Carbon Reduction CarbonCrowd is a crowd funding platform for individuals who want to take part in climate change reversal. We spoke to Co-founder and CEO Henry Sims about it… How does it work? People too often feel powerless when it comes to… Continue reading “Crowd Funding Meets Carbon Reduction”
Eradicating Energy Poverty: 80 Microgrids by 2020 The EarthSpark team spent 5 years developing their first microgrid in Haiti. Inaugurated in June 2015, it is currently serving 449 homes and businesses with affordable, reliable electricity 24/7. The grid contains 93 kW of PV panels, a 30 kVa… Continue reading “Eradicating Energy Poverty: 80 Microgrids by 2020”
Heat Recovery Ventilation Considerations in Zero Net Energy Homes Marc Rosenbaum discusses heat recovery ventilation considerations for zero net energy homes on the Zero Net Energy Homes course discussion board… Exhaust-only ventilation home health concerns Student 1: Do you know of any potential health impacts from living in a depressurized space–… Continue reading “Heat Recovery Ventilation Considerations in Zero Net Energy Homes”
How to Build a 75% Net Zero Community What does it take to build a 75% net zero community and the “largest Emerald-rated community” in the world? Tabitha Crawford explains how her team combined solar, HVAC, and sustainable building practices to build 250 net zero homes while keeping construction… Continue reading “How to Build a 75% Net Zero Community”
Explaining the Value of Solar to Customers With such a long list of benefits, you’d think solar panels would sell themselves. But many potential customers still need convincing before they can make the jump to green living. As beneficial as solar panels are for reducing a household’s… Continue reading “Explaining the Value of Solar to Customers”
Venting About Ventilation There is much debate within the building science community about how much ventilation is enough. Building science as a discipline has to deal with a lot of messy, noisy data, entrenched mythologies, and strong tendencies towards confirmation bias. On the… Continue reading “Venting About Ventilation”
When Cities Go Solar: 5 Ways to Make the Case Getting Your City’s Buy-In on Solar After years of dancing around the idea of sustainability, some select cities have begun to make it a reality with ground-breaking solar industry partnerships. Jackie Biskupski, mayor of Salt Lake City, Utah, recently announced… Continue reading “When Cities Go Solar: 5 Ways to Make the Case”