"Centuries-old ships’ logs give insight into Climate change" PBS NewsHour 5/25/2019

Excerpt

SUMMARY:  The study of climate change is no longer limited to laboratories and scientists.  Citizen-scientists are helping with research, including a look back through centuries-old ships’ log books.  Rachel Becker, environment reporter for CALmatters and formerly a reporter for The Verge, joins Hari Sreenivasan via Skype from Sacramento for more on what these handwritten histories are telling us.