Here are the external assets that were used to create the website:
- Andrew Colin, CC BY 2.0, via Wikimedia Commons File:Skyline of Edinburgh.jpg
- Autumn in Glasgow under the license: Creative Commons Licence.
- Glasgow University under the license: Creative Commons Licence.
- money fire by teleymon from Noun Project (CC BY 3.0)
- Solar Assisted Heat Pump work abstract diagram from Science Direct
- Review on sun tracking technology in solar PV system - Scientific Figure on ResearchGate. Available from: Research Gate [accessed 9 Aug 2024]
- Off-grid solar pv system figure: Science Direct
- Solar PV System diagram from Deposit Photos
- Netherlee and Stamperland from Flickr (dlivingstone)
- Drumchapel houses from 15 Linkwood Crescent from Wikimedia
- TV remote images from Trusted reviews
- Lithium-ion battery photo Youtube video
- Lead-acid solar Batteries photo Youtube video
- Solar flow battery photo PV Magazine
- Mike McBey, CC BY 2.0, via Wikimedia Commons
- Edinburgh Sunset under the license: Creative Commons Licence.
- File:Holyroodhouse, front view.jpg XtoF, under the license: CC BY-SA 4.0
- Christmas in Edinburgh under the Creative Commons Licence .
- heat pump by Lomaxy from Noun Project (CC BY 3.0)
- A photo from a YouTube video titled  "SAHP partner installation of one of our LMTB Solar Assisted Heat Pumps at another Grand Designs home"
- A photo from a YouTube video titled  "Basics of Infrared Heating"
- A photo from a YouTube video titled "Herschel Infrared Heating - How do infrared heaters work?"
- Ballingry Road, Ballingry cc-by-sa/2.0 - © edward mcmaihin - geograph.org.uk/p/2187914
- Earlsferry House Care Home by Bill Kasman, on https://www.geograph.org.uk/ under the license: Creative Commons Licence.
- File:Pittenweem,_Fife,_Scotland.jpg Kim Traynor, CC BY-SA 3.0, via Wikimedia Commons
- File:Culross,_Fife,_Scotland.JPGÂ Kim Traynor, CC BY-SA 3.0, via Wikimedia Commons
- "Oliver Street, Lochore" by "edward mcmaihin", on Flickr under the license: Creative Commons Licence.
- JimmyGuano, CC BY-SA 4.0 , via Wikimedia Commons File:Aberdeen-Harbour-Skyline.jpg
- Colin Smith, CC BY 2.0 , via Wikimedia Commons File:DundeeSkyline2017.jpg
- FHL2, CC BY-SA 4.0 , via Wikimedia Commons File:Dundee football grounds from Dundee Law, November 2014.jpg
- Paul Mcllroy, CC BY 2.0 , via Wikimedia Commons File:Dundee Law - geograph.org.uk - 713047.jpg
- Colin, CC BY-SA 4.0 , via Wikimedia Commons File:Paisley, White Cart Water, from Seedhill.jpg
- Tom Parnell, CC BY-SA 4.0 , via Wikimedia Commons File:Paisley Abbey - view from SW with Place of Paisley.jpg
- A photo from a YouTube video titled "How much solar battery storage does the average home need?"
- A photo from a YouTube video titled "How To Size Battery Storage For An Existing Solar Installation"
- A photo from a YouTube video titled "Sizing & Selecting Air Source Heat Pumps in Cold Climates"
- A photo from a YouTube video titled "Replacing an oil boiler with an air-source heat pump: Why, what and how"
- A photo from a YouTube video titled "Air Source Heat Pump Installation"
- A photo from a YouTube video titled "How I fitted an Air Source Heat Pump ASHP: Samsung Gen6 5kW"
- A photo from a YouTube video titled "Nibe Air Source Heat Pump with Solar PV Installation - Berkshire / Hampshire #renewableenergysystems"
- A photo from a YouTube video titled "How much does a heat pump cost? | UK Cost Guide 2025"
- Paisley Town Hall by Stephen McKay, CC BY-SA 2.0, via Wikimedia Commons
- Thomas Nugent / Gauze Street, Paisley, CC BY-SA 2.0, via Wikimedia Commons File:Gauze Street, Paisley - geograph.org.uk - 372342.jpg
- Noah_Jurik, CC0 1.0, via Wikimedia Commons File:St-andrews-3188376 1920.jpg
- Paisley Town Hall across White Cart Water cc-by-sa/2.0 - © Rudi Winter - geograph.org.uk/photo/5293649
- A photo from a YouTube video titled "Infrared Heating Panels - Installation, Operation and Costs"
- A photo from a YouTube video titled "Holiday home heating with Herschel Infrared - Town Farm Cottages"
- A photo from a YouTube video titled "Infrared Heating - Proper Cheap Heat"
- A photo from a YouTube video titled "How to Install an Infrared Heater on Walls"
- A photo from a YouTube video titled "Heat Pump Innivoation Thermodynamic Solar panel"
- A photo from a YouTube video titled "Thermodynamic Water Heating Panel System - Dundee - Angus - Scotland"
- A photo from a YouTube video titled "Grand Designs 2nd Install - Magic Thermodynamic Box"
- A photo from a YouTube video titled "E Pack Thermodynamic Solar Panel System"
- User: (WT-shared) Nab82ba at wts wikivoyage, CC BY 3.0, via Wikimedia Commons
- St Andrews from Regulus Tower cc-by-sa/2.0 - © Peter Gordon - via Wikimedia Commons
- A photo from a YouTube video titled "ENERGIE Thermodynamic Solar Panels in Action!"
- A photo from a YouTube video titled "Should You Go Solar? A Super Helpful Beginner's Guide to Home Solar Power"
- A photo from a YouTube video titled "How much do solar panels cost? | UK Cost Guide 2025"
- A photo from a YouTube video titled "Mono vs Poly Solar Panels Explained"
- Daytrick, CC BY-SA 4.0, via Wikimedia Commons
- Holger Uwe Schmitt, CC BY-SA 4.0, via Wikimedia Commons
- Woman warming hands near heater indoors, closeup stock photo, via iStockPhoto
- Cute cat on sofa near modern electric infrared heater indoors stock photo, via iStockPhoto
- Richard Webb / The Esplanade, Kirkcaldy, CC BY-SA 2.0, via Wikimedia Commons
- Njan at en.wikipedia, CC BY-SA 3.0, via Wikimedia Commons
- Ian Thomson / Looking across to Kirkcaldy Town House, Kirkcaldy, CC BY-SA 2.0, via Wikimedia Commons
- Paul McIlroy / Kirkcaldy, CC BY-SA 2.0, via Wikimedia Commons
- A photo from a YouTube video titled "Vaillant Arotherm Plus 5kw Air Source Heat Pump Install"
- A photo from a YouTube video titled "Samsung HTQ air source heat pump v.s gas boiler, are heat pumps noisy"
- A photo from a YouTube video titled "Air Source Heat Pump Installation & Set-up UK Case Study"
- A photo from a YouTube video titled "George Clarke introduces the Mitsubishi Electric Ecodan Air Source Heat Pumps"
- A photo from a YouTube video titled "Welcome to Ecostrad"
- A photo from a YouTube video titled "Herschel Comfort infrared panel heaters chosen over heat pump in beautiful self build"
- A photo from a YouTube video titled "Kiasa IR Heating: A Case Study - WANDSWORTH-ON-THAMES – DRYING OUT THE DAMP"
- A photo from a YouTube video titled " Herschel Infrared heating - The smart route to net zero heating (Fully Charged Plus)"
- A photo from a YouTube video titled "Energy Efficient Electric Heaters infrared heating panels"
- Mcwesty, CC BY-SA 3.0, via Wikimedia Commons
- Sheriff Court annexe and police station cc-by-sa/2.0 - © Richard Webb - geograph.org.uk/p/7439466
External resources we used to get statistics:
- Solar Panels stats found on Energy Saving Trust
- Heat Pumps stats found on Energy Saving Trust
- Carbon footprint reduction potential found on Irena
- Increase in property value when have heat pump Home Tree
- COP of SAHP Science Direct
- Round-trip efficiency of solar battery storage Solar Quarter
- Depth of Discharge of solar battery storage Green match
- Solar battery lifespan Glow Green Ltd
- How much can be saved with solar pv Eclipse Energy
- ROI time with solar pv Bright Spark & Spirit Energy
- Solar PV demand coverage Renewable Energy Hub
- Reduction of CO2 emission with ASHP The Guardian
- Efficiency below 0°C with ASHP The Eco Experts
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