Boris Johnson has declared Saudi Arabia and the United Arab Emirates "key international partners" in efforts to reduce dependence on Russian energy after the invasion of Ukraine.
A £3 billion green package with grants for homeowners and public buildings to improve energy efficiency will be unveiled by Rishi Sunak as part of his coronavirus economic strategy.
Climate change talks in Paris are poised to leave global temperatures on course for their highest level in three million years, former Labour leader Ed Miliband has warned.