Grading Sustainability

摘要

Which company is better for the environment, PepsiCo, Coca Cola, or Hewlett Packard? It would be nice to be able to rank companies, to know exactly which are good stewards of the environment and have beneficial social policies. Sustainability rankings, pioneered by the Dow Jones Sustainability Index and including the Newsweek Green Rankings, the Global 100 List, the Carbon Disclosure Project, and some 150 others, attempt to do just that.