1. Why Climate change is an issue that everyone should be attempting to contribute to because the alternative negatively affects everyone on earth?

2. Why Southwest's pledge will enable Yale researchers to "explore the current state of sustainability, strategy, policy, and economics, emphasizing trends related to the aviation industry and focusing on finding new ways to reduce atmospheric carbon?

3. Why Fighting climate change is a complex endeavor that requires buy-in from everyone. Reduction of a personal carbon footprint through a variety of methods is one way that individuals can contribute to the fight.