Combine small activities into composite activities
Elevate physical constraints by applying new technology
Order knock-outs by least effort and highest termination probability first.
Minimize numerical involvement
Too many cooks spoil the broth
Move activities to more appropriate places
Replace underlying resources with eco-friendly alternatives
Let products appear greener
Consider whether it is eco-friendly to let humans work over machines
Performance-based task assignment
Allocate tasks based on past performance: execution time and success
Consider the division of a general activity into two or more alternative activities
Consider to deepen or broaden the skills of resources