Oes corporate responsibility provide a sufficient incentive for bussiness to become environmentally sustainable?

(include examples of current bussiness practice).
standard essay format should be used.
essay should end with a conclusion.
communication style: essay should be written in the third person.
Core book should be referenced: Blowfield & Murrey (2008) Corporate Responsibility.
discuss sustainable development.
discuss companies who have good and bad corporate social responsbility (Marks and Spencer, B&Q).