Original version

BBC World Service South Asia

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 Australasia

BBC World Service East and Southern Africa Schedule

BBC World Service East and Southern Africa

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

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

25/10/2021 GMT

Proving climate change: the 'Keeling Curve'

BBC World Service - Witness History, Proving climate change: the 'Keeling Curve'

The US scientist who began recording carbon dioxide levels in the atmosphere in 1958

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

A young American scientist began the work that would show how our climate is changing in 1958. His name was Charles Keeling and he started meticulously recording levels of CO2 in the atmosphere. He would carry on taking measurements for decades. His wife Louise and son Ralph spoke to Louise Hidalgo about him and his work.

 (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 South Asia

About BBC World Service