The U.K. has been at the forefront of developing the climate change policy architecture that can ensure climate action is integrated into economic decision making.

Liberal Democrats cherish freedom of movement.

A credible and effective response to climate change - which protects future generations from an unacceptable level of risk - needs the involvement of all countries.

Whenever there's a big national event that brings the country together - whether it's the Olympics, a royal wedding or the 'Bake Off' final - there are inevitably a few contrarian voices speaking out against it.

Diplomacy is essential if we are to find peaceful resolutions in times of tension.

Nuclear represents a significant low-carbon opportunity. The electricity it produces is green and reliable.