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Justin Penn

joined in Oct 28, 2019

PhD student at University of Washington, School of Oceanography, Seattle, USA.

Penn has 1 break published.

Global warming blamed for Earth’s largest mass extinction

The industrial burning of fossil fuels is adding greenhouse gases to the atmosphere, trapping heat near the planet's surface and warming the oceans. A major effect of warming is to reduce the amount of dissolved oxygen (O2) found in the sea. This effect arises for... click to read more

  • Justin Penn | PhD student at University of Washington, School of Oceanography, Seattle, USA
Views 173
Reading time 3.5 min
published on Oct 28, 2019