This Monday, top stories includes: the “catastrophic” cost of maternal healthcare; UN condemnation following violence against protesters in Sudan and the killing of a journalist in Chad; and the urgent need for sustainability highlighted through an exhibit in Geneva and a special event in London.

Tobacco use continues to claim around eight million lives a year, the World Health Organization (WHO) said on Wednesday, in a call for faster action from governments to tackle smoking and the “enormous” health, social, environmental and economic costs it entails.

The food people eat around the world is becoming “alarmingly homogenous” according to UN data, even though access to a wide variety of nutritious food has never been greater. That warning comes as the world marks the International Day for Biological Diversity on Wednesday, which this year highlights the impact of environmental neglect on food security and public health. 

Visiting Fiji for the first time as Secretary-General, António Guterres outlined two “fundamental challenges” facing leaders attending the Pacific Islands Forum on Tuesday, namely climate change and the world’s rising ocean, which threatens to submerge low-lying nations.