The Earth’s natural geological weathering cycle – in which rocks erode and make their way to the sea – traps CO2. But that can take millions of years. Scientists want to accelerate the process to ...

Reactions between rocks, rain and carbon dioxide in the atmosphere have helped to stabilise the climate throughout Earth’s history, but they won’t prevent our carbon emissions from causing severe ...

For many hundreds of millions of years, the average temperature at the surface of the Earth has varied by not much more than 20 degrees Celsius, facilitating life on our planet. To maintain such ...