Governing body investigates how to reduce waste and carbon emissions from Olympic equipment as the sport confronts its environmental impact, writes JENNIFER McDERMOTT

The future does not have to be climate chaos and social breakdown. MARC VANDEPITTE looks at the alternatives offered by the Global Justice Report, co-authored by Thomas Piketty

Unions and climate activists pressure government to consider legislation for maximum working temperature

The recent heatwaves revealed how ill-prepared Britain remains for a hotter future – and how unequal the ability to cope with it has become, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

Extreme heat is now one of the defining public health challenges of a warming world, explains Prof IAN WILLIAMS

Government told to explain what action it is taking to ‘tackle extreme overheating, a problem that will only grow worse without intervention’