Paul J. Crutzen

Chemistry Dutch 1933 – 2021 422 quotes

He won the Nobel Prize for his work on the formation and decomposition of ozone.

Most quoted

"Considering these and many other major and still growing impacts of human activities on Earth and atmosphere, and at all, including global, scales, it seems to me more than appropriate to emphasize the central role of mankind in geology and ecology by proposing to use the term 'Anthropocene' for the current geological epoch."

— from The 'Anthropocene', 2000

"For the past three centuries, the effects of humans on the global environment have escalated. Because of these, it seems to me that it is more than appropriate to emphasize the central role of mankind in geology and ecology by proposing to use the term 'Anthropocene' for the current geological epoch."

— from IGBP Newsletter, 2000

"The Anthropocene could be said to have started in the latter part of the eighteenth century, when analyses of air trapped in polar ice showed the beginning of growing global concentrations of carbon dioxide and methane."

— from Geology of Mankind, 2002

All quotes by Paul J. Crutzen (422)

The ozone hole was a wake-up call. We hit snooze.

Attributed, informal discussions

It's amazing what you can discover when you're not afraid to be wrong.

Attributed, informal discussions

The atmosphere doesn't care about our politics, only our emissions.

Attributed, informal discussions

We're conducting a grand experiment on Earth, and we don't have a control group.

Various interviews and writings

My job is to tell you what's happening. Your job is to do something about it.

Attributed, informal discussions

The biggest challenge isn't the science; it's the human brain.

Attributed, informal discussions

We're like children playing with matches in a gasoline factory.

Attributed, informal discussions

The Anthropocene is not a theory; it's a diagnosis.

Various interviews and writings

If you think the climate is complicated, try explaining it to a politician.

Attributed, informal discussions

I'm an optimist, but I'm also a scientist. The data isn't always optimistic.

Attributed, informal discussions

We've gone from influencing the environment to dominating it.

Various interviews and writings

The Earth will survive us. The question is, will we survive the Earth we've created?

Attributed, informal discussions

Sometimes the most profound discoveries come from looking at what everyone else ignores.

Attributed, informal discussions

We're not just leaving footprints; we're leaving craters.

Attributed, informal discussions

The atmosphere is a delicate balance. We're throwing wrenches into it.

Attributed, informal discussions

The future isn't written. We're writing it right now, with every emission.

Attributed, informal discussions

Denial is not a scientific method.

Attributed, informal discussions

We're not just observing the planet; we're actively participating in its transformation.

Various interviews and writings

The Anthropocene is a testament to our power, and our shortsightedness.

Attributed, informal discussions

I've been called many things, but 'boring' isn't one of them, especially when discussing the end of the world as we know it.

Attributed, informal discussions