global pollution measured by lead in mid-ocean sediments
TRANSCRIPT
![Page 1: Global pollution measured by lead in mid-ocean sediments](https://reader036.vdocuments.us/reader036/viewer/2022080321/575068771a28ab0f07b0491d/html5/thumbnails/1.jpg)
© 1987 Nature Publishing Group
![Page 2: Global pollution measured by lead in mid-ocean sediments](https://reader036.vdocuments.us/reader036/viewer/2022080321/575068771a28ab0f07b0491d/html5/thumbnails/2.jpg)
© 1987 Nature Publishing Group
anu
IMAGE UNAVAILABLE FOR COPYRIGHT REASONS
TRANSCRIPT
© 1987 Nature Publishing Group
© 1987 Nature Publishing Group