Peter Strutton

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Dust storm blowing off the Australian east coast over the South Pacific. Jeff Schmaltz/NASA GSFC

Floating robots reveal just how much airborne dust fertilises the Southern Ocean – a key climate ‘shock absorber’

Jakob Weis, University of Tasmania; Andrew Bowie, University of Tasmania; Christina Schallenberg, CSIRO; Peter Strutton, University of Tasmania, and Zanna Chase, University of Tasmania

Iron-rich dust feeds phytoplankton. They are a key form of life in the Southern Ocean, which acts as a climate shock absorber.
Himawari-8

Smoke from the Black Summer fires created an algal bloom bigger than Australia in the Southern Ocean

Christina Schallenberg, University of Tasmania; Jakob Weis, University of Tasmania; Joan Llort, Barcelona Supercomputing Center-Centro Nacional de Supercomputación (BSC-CNS); Peter Strutton, University of Tasmania, and Weiyi Tang, Princeton University

This enormous, unprecedented algal bloom could have profound implications for carbon dioxide levels in the atmosphere and for the marine ecosystem.
“Rogue geo-engineering” is an overstatement for what happened off British Columbia. Kirsty Pang

Mixing iron into the north Pacific stirs geo‑engineering controversy

Peter Strutton, University of Tasmania

A British Columbian fishing community has drawn almost universal condemnation after dumping 100 tonnes of iron rich dust into the ocean to stimulate a plankton bloom, in an effort to restore salmon numbers…

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