9 Companies Looking to Help With Society's Problems

Business 2.0 has an article that lists nine issues facing humanity and highlights at least one company that is looking to a business opportunity in tackling the problem. The link to the article contains links to each of the nine issues and companies. The nine issues are:

1. Global Warming
2. Oil Dependency
3. Hunger and malnutrition
4. Dirty Air
5. Dirty Water
6. Over fishing
7. Epidemics
8. Drug-resistant infections
9. Waste Disposal