Wednesday, April 5, 2023

Zero Net Energy - April 5, 2023

 Climate positive residential development in Berlin, Germany

Senang residential block in Amsterdam heated and cooled with collective heat pump

Net positive certified office furniture from Humanscale, certified by Living Product Challenge*
Editorial Comment:  Interface, the international carpet tile manufacturer, has achieved zero environmental impact after working towards it for more than 20 years and is producing a net positive carpet product:

Net positive Brink Tower in Amsterdam, including aquifer thermal energy storage (ATES) system

A sustainable city for 150,000 in Africa producing 100% of its food, water, and energy on site

Factory-made, modular net zero-ready buildings from Vantem

Triple Zero – planning a decarbonized logistics facility, aiming for net zero emissions over the entire lifecycle of the building

Largest net zero building in Boston, BU’s Center for Computing and Data Sciences uses geotheramal energy

Regenerative architecture - net zero complex in Yakushima, Japan which enhances the local ecology

Zero net energy remodels case studies
hat tip Ambrose Spencer

Podcast on designing net zero energy homes

NREL pilot program for mass energy efficiency retrofits

Thursday, October 20, 2022

Zero Net Energy - October 20, 2022

 Becoming and remaining a net zero office building

Distributed battery systems for utilities:
Vermont’s Green Mountain Power
California’s PG&E
Utah’s Rocky Mountain Power (and Idaho)

Delft University of Technology in the Netherlands building designed to generate more energy than it consumes

Sunnova wants to build solar/battery neighborhoods that don’t connect to the grid

5 net zero homes

Team Zero helps homeowners, builders, and industry professionals work towards a Zero Energy future.

Renovating a 100 year old Craftsman home to net zero

URB - Net zero community for 100,000 in United Arab Emirates

The Line - first development in Neom, a planned $500 billion city for an anticipated population of 9 million,_Saudi_Arabia

My Biggest Regret Building a Net Zero Home
hat tip to W David Stephenson

How will future climate impact the design and performance of nearly zero energy buildings (NZEBs)?
hat tip to

First NYC condo certified to passive house standards

Tuesday, August 16, 2022

Zero Net Energy - August 16, 2022

et zero energy city planned for Egypt - producing more energy AND food than it consumes

Hotels With Net-Zero Ambitions

Net positive hotel being built in Denver, CO
Critique by James Kunstler:

Net zero energy renovation at the 2022 International Builder's Show (which is actually net positive energy renovation)

Solar Exoskeletons – An integrated building system combining solar gain control with structural efficiency

Not solar roads but solar sidewalks, bike paths, and driveways

Net zero community center in Toronto

Seattle Central College attempts “zero-carbon efficiency” in a new eco district

Sweden’s first climate-positive district, Ljusekulla
hat tip: We Don’t Have Time

Michelle and Barack Obama Sports Complex - one of the first net zero energy complexes in LA

Ithaca, NY plans to decarbonize the whole city through electrification

VERGE 22 is the leading climate tech event accelerating solutions to the most pressing challenges of our time. Join thousands of leaders — from business, government, solution providers and startups — working together to address the climate crisis across six strategic areas: clean energy, sustainable transportation, carbon removal, regenerative food systems, net-zero buildings and the startup ecosystem.
Cost: $50 - $1,975

Thursday, March 31, 2022

Zero Net Energy - March 31, 2022

 Treehouse with "green walls, facades and rooftops, plus water features, natural light, and ventilation strategies to green the traditional office building,” winning an award from the World Green Building Council

Decarbonization During Predevelopment of Modular Building Solutions - report on modular low-income housing
hat tip and article

McDonald’s build UK’s first “net zero” restaurant - including embodied carbon

Net zero tiny home on wheels

New Zealand eco-lodge accepts the Living Building Challenge and is a net positive building

Cacao Eco Village in Ecuador will be 3D printed from cacao waste, the first of a planned global network of sustainable smart villages — a carbon-neutral circular economy for the cacao industry

Solar Decathlon finalists, all 55 of them (Wentworth Institute of Technology is a finalist in 3 different categories)

Net zero energy prefabricated housing modules report from NREL, Wells Fargo, and Blokable
hat tip Martin Voelker

The Independent - Austin, TX net energy neutral 58 story tower

Sunflower Village - 3D printed net zero community

Fresco Motors proposes net positive energy campus

House Zero - 3D printed net zero energy house

Friday, March 11, 2022

Zero Net Energy - March 11, 2022

 No waste, no carbon, net zero home

Singapore plans a “forest town”

Zero Carbon Communities Guide
hat tip to Robert McEleney

Near net zero factory to residential retrofit in Rotterdam

Net zero energy fire station and community hall for Onondaga Nation:
"The new firehouse is named Tsha’tho├▒swatha,’ meaning 'where they put it out.' The aspirations of the Tsha’tho├▒swatha were: It will be built by the people of the Nation; It will walk gently on Mother Earth; It will be a vital part of the community and draw the community closer; It will be a showpiece and destination for others to see and use; and People will learn from the building and the experience of building it."

Net zero condominium complex in Oakland, CA

Net zero carbon office building in Toronto

Nation’s first triple net zero (energy/water/waste) housing development in NYC

Net positive (up to 4X) Rhenus warehouse in Tilburg, Netherlands
More on the warehouse and other developments in Tilburg

Skidmore, Owings & Merrill’s blueprint for sustainable architecture, Urban Sequoia

Zero emissions cherry orchard in New Zealand

Urban Forest - 20 story carbon neutral residential green building for Brisbane, Australia

Sunday, March 6, 2022

Zero Net Energy - January 13, 2022

  Ithaca, NY raises $100 million to decarbonize its buildings

18 story tower gets a deep energy retrofit
Editorial Comment:  Greening the Empire State Building (from 2011)

WorldG[reen]B[uilding]C[ouncil] Net Zero Carbon Buildings Commitment expands to include embodied carbon
WorldGBC Advancing Net Zero Project

Telosa - "To create a new city in America that sets a global standard for urban living, expands human potential, and becomes a blueprint for future generations"

Passive House 101 - Anatomy of an amazing net-zero cold climate passive house in Calgary, Alberta, Canada
hat tip John B Hoag

International Energy Agency commits to become net zero by 2024
Net Zero by 2050:  A Roadmap for the Global Energy Sector
hat tip to

Robin Wood - an urban block made of wood which will be net zero in construction and operation, including a micro-forest

Build Better Now - virtual reality presentation of green building prepared for COP26

Ripple House - entry for Solar Decathlon in Wuppertal, Germany

Affordable net zero houses which are carbon negative, harvest 100% of the rainwater, clean their sewage and potentially grow their own food

MA’s first energy positive public school, the 70,242-sf Annie E. Fales Elementary School
hat tip to Rudy Perkins

Wisconsin’s first carbon neutral school
hat tip to Rudy Perkins

Zero Net Energy - August 23, 2021

 Zero emissions drive would grow U.S. economy - Report shows meeting Paris climate goals would add trillions of dollars in economic growth

Zero net energy, waste, and water development in Albany, NY

NC net zero home

Carbon neutral, net energy positive ecodistrict for Lille, France

Toranomon-Azabudai Project - an urban village for Tokyo focusing on “green” and “wellness"

Positive net energy for Phipps Conservatory and Botanical Gardens in Pittsburg, Pennsylvania

Tesla Energy, Brookfield, & Dacra Are Developing A Large-Scale Sustainable Neighborhood In Austin, Texas
Editorial Comment:  Anybody remember the 1979 Solar Community in Davis, CA (

Cantilever House - zero net energy design for India
Editorial Comment:  Finally some work on zero net energy designs for cooling as well as heating.  ZED Lab looks interesting as well.  They’ve been working since 2009.

Hot Heart - artifical islands to supply heat to Helsinki and support a tropical forest

Greenhouses for extreme climates

Austin, TX’s Whisper Valley "a net-zero capable community, and every home has a geothermal HVAC (it’s a very unique* geothermal system – it’s the first of its kind and the largest in the world)”
Editorial Comment:  My old English teacher, Mr Neilsen, would want me to remind people that “unique” means “one of a kind” which is difficult to modify.  There’s no such thing as “very one of a kind.”

Toyota’s Woven City - a programmable city and a test bed for a hydrogen energy system (?)

Zero Net Energy - April 5, 2023

  Climate positive residential development in Berlin, Germany ht...