Innovation and social learning are two of the key skills that have allowed humans to inhabit all corners of the world. They underpin 'culture', as social learning facilitates the faithful acquisition and transmission of cultural practices that consist of knowledge that ...

Terrestrial ecosystems currently absorb one quarter of the carbon dioxide released by fossil fuel burning into the atmosphere, and thus reduce the rate of climate change. As conditions become more favourable for plant growth, most models predict that high latitudes will...

There is now a consensus that global climate is changing in response to increasing atmospheric concentrations of greenhouse gases. These gases have natural as well as man-made sources and sinks. For carbon dioxide the largest sink is the ocean, which absorbs between 30%...