Sustainability: Yes!
Understand the change. Act now.

Facts, correlations and solutions made clear in a global context.

Roll up your sleeves. Get involved politically, get an overview, ask questions about purpose and meaning. Anyone can do that. Don't sit back, don't get discouraged or paralysed. There is so much to learn and do at this time. 
Quote from Joanna Macy , Philosopher and System Scientist