Original version

BBC World Service

BBC World Service Radio

World Service Radio

Witness History

Podcasts

Factual: Life Stories

Factual: History

History as told by the people who were there

History as told by the people who were there.

BBC World Service East and Southern Africa Schedule

BBC World Service East and Southern Africa

BBC World Service Australasia

BBC World Service Online

BBC World Service schedule for American satellite radio and the Caribbean

BBC World Service Americas and the Caribbean

BBC World Service South Asia

BBC World Service News Internet

BBC World Service Europe and the Middle East

BBC World Service West and Central Africa Schedule

BBC World Service West and Central Africa

BBC World Service East Asia

Witness History: Proving climate change: The Keeling curve

Documentaries

The Keeling curve

14/10/2019 GMT

Proving climate change: The Keeling curve

BBC World Service - Witness History, Proving climate change: The Keeling curve

An American scientist began recording carbon dioxide levels in the atmosphere in 1958

How a young American scientist, Charles Keeling, showed that the world's climate is changing by meticulously recording carbon dioxide levels in the atmosphere.

How a young American scientist began the work that would show how our climate is changing. His name was Charles Keeling and he meticulously recorded levels of CO2 in the atmosphere. His wife Louise and son Ralph spoke to Louise Hidalgo about him in 2013. 

(Photo: Thick black smoke blowing out of an industrial chimney. Credit: John Giles/PA)

Accessibility links

Programme Index

Witness History

Proving climate change: The Keeling curve

Genres

Formats

Brand

BBC World Service

About BBC World Service