In the rich world the environmental situation has improved dramatically. In the United States the most important environmental indicator particulate air pollution has been cut by more than half since 1955 rivers and coastal waters have dramatically improved and forests are increasing.
The hardest thing about being famous is that people are always nice to you. You're in a conversation and everybody's agreeing with what you're saying - even if you say something totally crazy. You need people who can tell you what you don't want to hear.