How concerned are CEOs about climate change? Not at all

In an annual PwC survey of chief executives, global warming didn’t even make the list of key concerns or priorities, falling far below regulation and taxation

This year’s development summits have many mountains to climb

The central goal of the 2015 summits is to chart a course towards the eradication of extreme poverty, more equitable globalisation, and climate stability, writes Kevin Watkins

The truth about ‘miracle foods’ – from chia seeds to coconut oil

Cancer, diabetes, heart disease, dandruff… can these things really be cured, or at least prevented, by what we eat?

Do you know what too fat looks like?

A study suggests that African American women in the US have a different picture of what unhealthy weight looks like than medical experts, prompting suggestions that pictures should be more widely used with health messages to counter the new normality of excess weight

Kanye, Oscar de la Renta and the big freeze – New York fashion week

New York fashion week kicks of today with excitement about Kanye West’s trainers, a British invasion led by Victoria Beckham and news of the first model with Down’s syndrome set to walk the catwalk

Green news roundup: mega droughts, geoengineering and straw homes

The week’s top environment news stories and green events. If you’re not already receiving this roundup, sign up here to get the briefing delivered to your inbox