Reen Logistics Chain and Issues (CO2 emissions from Freight Transport in the US)

Topic: Green Logistics Chain and Issues (CO2 emissions from Freight Transport in the US)

Research Questions:
What is green logistics?
How can you measure whether it is useful or not?
Is green a success or is it a total failure or a combination of both?
What kind of returned of investment is gain with green logistics and how are they used in practice?
I would like to see a story or stories about how hard it is to justify green logistics and when it works, does a make a profit?
How many years has it been a success? Can it sustain itself in the next five years or longer?

Outline:
Abstract
Introduction
Background
Literature Review
Findings
Conclusion
Summary
Future Research Recommendation

Note: You can use more sources if needed