Emma Charlton

This article has been updated. Global light pollution is skyrocketing and the impacts are wide-ranging – with human health, the environment and nature all affected, according to studies. Immediate measures should be taken to limit artificial light at night in main cities and inside houses, say experts. The World Economic Forum's report Nature Positive: Leaders' Insights for the Transition in Cities discusses how we can ensure we develop our cities in harmony with the environment.

This article has been updated. The gig economy uses digital platforms to connect freelancers with customers to provide short-term services or asset-sharing. Examples include ride-hailing apps, food delivery apps, and holiday rental apps. It’s a growing segment, bringing economic benefits of productivity and employment. But it also raises questions about levels of consumer and worker protection. The challenge is to balance innovation with a fair deal for workers.

Space technology can enhance weather forecasting, climate monitoring, navigation and telecommunications. The global space economy will grow to $1.8 trillion by 2035, according to a World Economic Forum report that outlines how the space economy could tackle many of the world’s challenges. Here, Dr Alice Bunn, President of the UK Space Trade Association, explains to the Forum how space technology is impacting our daily lives more than many of us imagine.