Circular economy in information and communication technology; definition of approaches, concepts and metrics

Supplement 28 to ITU-T L-series Recommendations investigates current approaches, concepts
and metrics of CE and RE and their applicability for ICT infrastructure goods.
This Supplement:
1) introduces CE and RE,
2) describes CE as used in the ICT industry,
3) describes existing CE and RE metrics and examples of their use.
4) proposes next steps in CE and RE standardization.
The scope of this Supplement includes the following aspects: upgradability, repairability,
removability, durability, reusability, recyclability, recoverability, refurbishability and
remanufactureability. The following additional parameters, indicators and metrics are included:
recycled content, use of critical raw materials and proportion of re-used parts.