Stories by Jan Zalasiewicz

Jan Zalasiewicz is an emeritus professor at the University of Leicester in England and is a member of the Anthropocene Working Group of the International Commission on Stratigraphy. He has a particular fondness for graptolites—an extinct form of plankton. Credit: Nick Higgins

Chemistry

Remembering the Extraordinary Scientist Paul Crutzen (1933–2021)

Among other things, he explored the concept of nuclear winter, won a Nobel for his role in helping understand atmospheric ozone depletion and coined the term “Anthropocene”...

February 5, 2021 — Jan Zalasiewicz, Colin Waters and Will Steffen | Opinion

Ecology

The Permanent, Unmistakable Mark Human Beings Have Left on Planet Earth

Humans are profoundly altering the earth. Is our impact enough to matter across geologic time? Some say it is. Welcome to the Anthropocene

December 5, 2016 — Jan Zalasiewicz

EARTH

The Permanent, Unmistakable Mark Human Beings Have Left on Planet Earth

Our influence is written in the geologic strata

August 16, 2016 — Jan Zalasiewicz