Arantza Pena Popo/Insider
Save the whales. Stop the Keystone XL pipeline. Ban Arctic drilling.
Slogans like these have been plastered on bumper stickers and chanted at marches for years. But despite being succinct earworms, they've all failed to address one key question: Why? Why should the typical American — worried about holding on to their job, providing for their family, and a million mundane challenges — get invested in protecting the environment?