Articles sur Geology

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Devastation in Sichuan province after the 2008 Wenchuan earthquake, thought to be induced by industrial activity at a nearby reservoir. dominiqueb/flickr

Earthquakes triggered by humans pose growing risk

A new project tracks earthquakes accidentally induced by human activity. It suggests the problem is bigger than some scientists thought.
Local residents Chris and Viv Young look at damage caused by the earthquake, along State Highway One near Ward on New Zealand’s South Island. ReutersAnthony Phelps

What happened in New Zealand’s magnitude 7.5 earthquake

Early analysis of the New Zealand earthquake shows it may be a complex event, involving several faults on the South Island.
A rockfall following the Christchurch earthquake in New Zealand in 2011. Reuters/Tim Wimborne

Humans can make rockfalls from earthquakes more dangerous

A new study of the 2011 Christchurch earthquake shows boulders from rockfalls fell much further than in earlier quakes that happened before humans arrived and changed the landscape.
A satellite image of the 2004 boxing day tsunami striking the southwestern coast of Sri Lanka. Could a similar tsunami hit Australia? AAP

Making waves: the tsunami risk in Australia

Australia is surrounded by ocean, so is not immune to the effects of tsunamis. But how significant is the risk?
ESA’s Swarm constellation reveals new rapid changes of our magnetic field, tied directly to the heart of our planet’s molten iron core. ESA/ATG Medialab

Earth’s magnetic heartbeat, a thinner past and new alien worlds

Space research never stops and it seems neither do the surprises. On ABC Breakfast News I covered some huge results from the last few weeks. Be still my beating (magnetic) heart Earth’s magnetic field…

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