The Inquiry, The Inquiry, Is trouble brewing for the worldwide tea industry?

The Inquiry

The Inquiry

Is trouble brewing for the worldwide tea industry?

6 November 2025

24 minutes

Available for over a year

Matcha, a long-time popular drink in Japan, has gone global. Major chains now serve it, and coffee start-ups are competing to offer their own photogenic takes on the vivid green drink.

But the growing craze exposes bigger problems for the wider tea industry.

Tea is a delicate crop, highly sensitive to changing weather conditions. Around the world, farmers are reporting falling yields, altered growing seasons and a higher risk of disease due to climate change. Labour shortages and economic issues are also affecting supply chains, creating uncertainty for producers and consumers.

From drone technology helping to monitor remote fields to the extraordinary claim that tea could one day grow on the moon, scientists and growers are exploring bold new solutions.

Is trouble brewing for the worldwide tea industry?

Contributors

Katharine Burnett, Founding Director at the Global Tea Institute for the Study of Tea Culture and Science and Professor of Chinese Art History at the University of California, Davis, based in the United States

Cristina Larrea, Director of Agriculture, Food and Sustainability Initiatives at the International Institute for Sustainable Development, based in Canada

Harki Sidhu, Consulting Program Coordinator for India at the Rainforest Alliance, based in India

Liberal Seburikoko, deputy CEO at Ethical Tea Partnership, based in Rwanda

Presenter: Tanya Beckett

Producer: Matt Toulson

Researcher: Maeve Schaffer

Sound engineer: Craig Boardman

Production management assistant: Liam Morrey

Editor: Tom Bigwood

(Photo: Lady drinking tea. Credit: Redhead pictures/Getty Images)