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Chris Kirkland

Chris Kirkland

The Conversation

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1 billion years ago, a meteorite struck Scotland and influenced life on Earth

The microbes living here were dramatically disrupted – and the future of life on Earth changed.

29.04.2025 10

The Conversation

Chris Kirkland

Giant glaciers pulverised Earth’s ancient rocks, setting the stage for complex life

Hundreds of millions of years ago, rocks crushed under kilometres of ice injected vital nutrients into Earth’s oceans.

26.02.2025 9

The Conversation

Chris Kirkland