Before the Covid pandemic, the tourism industry accounted for about 4% of the global economy. Tourism is bouncing back – helped by a busy summer – but it's having to make up for massive losses during the pandemic and still faces challenges.

Awareness is also growing that travel can have huge costs for the environment. As extreme heat and wildfires in many places showed this summer, the sector is also vulnerable to climate change.

Listen in to UNCTAD legal expert Christiane Stepanek-Allen to find out why investment is key to a greener kind of tourism that helps the industry and also the planet.