Meet the companies tackling nine of humanity's biggest problems -- and making millions saving us from ourselves. (more) Are green entrepreneurs the answer to our problems? Tell us what you think by posting a comment on the Green Wombat blog. (more) Business 2.0 Magazine's 7th annual look at the year in bungled layoffs, customer-service snafus, executive follies, and other madness. See all 101. (more) | |