Moving past the technological, political and economic challenges requires a drastic move away from the status quo.

• Individuals have a small role to play (recycling and public transportation). Companies have a huge role to play as they make the bulk of decisions about carbon emissions.
• Sustainability goals need to be integrated throughout organisations, not just in a department or team.
• Investors can pressure companies to improve their carbon footprint, and large companies can pressure suppliers.

We do not have any time left to stop climate change. The greenhouse gases we've released into the atmosphere will continue to warm our climate for decades. It means glaciers and permafrost will continue to melt, and oceans will warm, acidify, and lose oxygen.

This sobering fact doesn't mean...