tentree was founded as a fashion brand with an underlying goal: to help plant more trees around the world in order to stem climate change. It's clearly a message that's resonated with consumers. Over the past seven years, they've grown from a start-up selling t-shirts in Vancouver to a firm with a presence across North America and Europe. CEO Derrick Emsley gives us a look inside.

Highlights:

• How to use social media to build an on-trend brand
• Understanding what drives a social-responsibility-minded consumer.
• How to be authentic when it comes to communicating sustainable and environmental related causes