Und wenn man die Zielsetzung dieses Themas noch etwas weitet und nicht nur Anforderungen an die Software, sondern auch an die restliche Infrastruktur betrachtet, sind vielleicht auch die Punkte vom Sustainable Web Manifesto von Relevanz (mehr Maßnahmen werden im Artikel This website is killing the planet genannt):
Sustainable Web Manifesto
Clean
The services we provide and services we use will be powered by renewable energy.
Efficient
The products and services we provide will use the least amount of energy and material resources possible.
Open
The products and services we provide will be accessible, allow for the open exchange of information, and allow users to control their data.
Honest
The products and services we provide will not mislead or exploit users in their design or content.
Regenerative
The products and services we provide will support an economy that nourishes people and planet.
Resilient
The products and services we provide will function in the times and places where people need them most.