91av

Letter: For the record – 8 December 2018

Published 5 December 2018

• The film Anthropocene includes a scene of vast fields of lithium ore drying in the sun (17 November, p 45).

• These eggs aren’t so large: a human ovum is about 0.1 millimetre across (24 November, p 28).

Issue no. 3207 published 8 December 2018

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