What do you do. What do pebble do. >> We turn concrete into a material that can store CO2 forever.And concrete is I don't know if you know this, but it's the second most used material in the world. >> We use a lot. >> We use a lot of it. >> And we need to use a lot more in the future.>> That's right. So, the more we build, the more we'll pollute unless we can turn into a carbon sink and therefore do >> do good by building more. In concrete, you have three main solid ingredients.>> Yeah. You have cement, whi ...

Environmental Challenges & Solutions - Glaciers have shrunk by almost 50% [1] - 90% of materials end up as waste [1] - Converting concrete into a material for permanent CO2 storage [2] - The work is not just about cleaning waste, but changing the narrative [2] Vision & Optimism - Moving society from survival to thriving [3] - Optimism is the only way forward [3] - Believing in the power of community [1]