In India, verdant terrain conceals clues to a fatal kidney disease

By Sasha Chavkin

How a rare kidney disease is killing laborers and vexing researchers in three countries.

In Sri Lanka, breakthroughs, setbacks and a spiritual touch

By Sasha Chavkin and Anna Barry-Jester

How a rare kidney disease is killing laborers and vexing researchers in three countries.

Sasha Chavkin talks to NBC about mystery kidney disease

Journalist talks to NBC about mystery kidney disease

Herbicide ban on hold in Sri Lanka, as source of deadly kidney disease remains elusive

By Sasha Chavkin

After Sri Lanka's announced ban on a Monsanto herbicide, opponents challenged the action and convinced the president to put the ban on hold.

Sri Lanka bans Monsanto herbicide citing potential link to deadly kidney disease

By Sasha Chavkin

Sri Lanka orders ban on glyphosate, an active ingredient in Roundup, citing kidney disease outbreak; Monsanto said the evidence is unproven.

CDC launches industry-financed studies of deadly kidney disease in Central America

By Sasha Chavkin

The CDC launches industry-funded research into a kidney disease killing thousands of Central American agricultural workers.

Money, research target mystery kidney disease in Americas

By Sasha Chavkin

Escalating a search for the cause of a mysterious kidney disease, health ministers from the Americas target money and research to CKD.

Countries target pesticides as suspected link to rare kidney disease

By Sasha Chavkin

Governments from El Salvador to Sri Lanka explore the role of pesticides in a malady killing laborers, as other scientists eye heat stress.

Center kidney disease series honored by Society of Environmental Journalists

A CPI examination of a rare kidney disease that has afflicted laborers and vexed researchers across continents is honored.

New urgency targets mysterious kidney disease in Central America

By Sasha Chavkin

In El Salvador, health ministries formally recognize a kidney disease killing laborers — and vow deeper scrutiny of its causes.

In Sri Lanka, new steps target mysterious kidney disease

By Sasha Chavkin

In Sri Lanka, the president vows controls on chemicals potentially linked to chronic kidney disease, as hospitals take steps for patients.

Stories from our partner

Our story on Chronic Kidney disease in Sri Lanka was reported in conjunction with PRI’s The World

Do you know of other outbreaks of mystery CKD?

We believe that mystery CKD among rural workers may be a broad international epidemic - and we need your help to figure out how widely it is

About the 'Mystery in the Fields' project

By Ronnie Greene

About the Project: Mystery in the Fields

Map of mystery CKD cases

Cases of CDKu in Sri Lanka and India

Live Chat: 'Mystery in the Fields' reporters Sasha Chavkin, Anna Barry-Jester and Rhitu Chatterjee

'Mystery in the Fields' Reporters Sasha Chavkin, Rhitu Chatterjee and Photographer Anna Barry-Jester will be taking questions.

Support our new investigation into a deadly disease killing agricultural workers

By Ellen Weiss

Support our investigation of a disease that is killing workers around the world.

Writers and editors

Sasha Chavkin

International Consortium of Investigative Journalists

Ronnie Greene

Senior Reporter The Center for Public Integrity

Greene joined the Center in 2011 after serving as The Miami Herald’s investigations and government editor.... More about Ronnie Greene