2022-06-14 Energy Transition Technologies

This is prompted by the Energy Hierarchy of the Institution of Mechanical Engineers.
From the most to the least sustainable,

Tier 1 is Energy Demand Reduction,

Tier 2 is Energy Efficiency,

Tier 3 is Utilisation of Renewable, Sustainable Resources,

Tier 4 is Utilisation of Other, Low-GHG-Emitting Resources, and

Tier 5 is Utilisation of Conventional Resources as we do now.

2022-06-14 Energy Transition Technologies

This is prompted by the Energy Hierarchy of the Institution of Mechanical Engineers.
From the most to the least sustainable,

Tier 1 is Energy Demand Reduction,

Tier 2 is Energy Efficiency,

Tier 3 is Utilisation of Renewable, Sustainable Resources,

Tier 4 is Utilisation of Other, Low-GHG-Emitting Resources, and

Tier 5 is Utilisation of Conventional Resources as we do now.