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This week from AGU: Volcanic lightning, Texas earthquakes, and 3 new research papers

April 13, 2016

GeoSpace

New studies uncover mysterious processes that generate volcanic lightning (plus video)

Two new studies published in Geophysical Research Letters have unraveled some of the mysteries of volcanic lightning. View original footage of volcanic lightning from one of the studies here.

Texas earthquakes may have been man-made

A series of earthquakes in Texas in 2012 may have been caused by wastewater injection, according to a new study in the Journal of Geophysical Research - Solid Earth.

Eos.org

Paleofires and Models Illuminate Future Fire Scenarios

The Global Paleofire Working Group gathers to discuss technical and conceptual challenges in reconstructing paleofires.

New research papers

Orbital evidence for more widespread carbonate-bearing rocks on Mars, Journal of Geophysical Research - Planets

Insights from a 3D temperature sensors mooring on stratified ocean turbulence, Geophysical Research Letters

Extensive nitrogen loss from permeable sediments off North West Africa, Journal of Geophysical Research - Biogeosciences
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Related Mars Articles:

How hard did it rain on Mars?
Heavy rain on Mars reshaped the planet's impact craters and carved out river-like channels in its surface billions of years ago, according to a new study published in Icarus.
Does Mars have rings? Not right now, but maybe one day
Purdue researchers developed a model that suggests that debris that was pushed into space from an asteroid or other body slamming into Mars around 4.3 billion years ago and alternates between becoming a planetary ring and clumping up to form a moon.
Digging deeper into Mars
Scientists continue to unravel the mystery of life on Mars by investigating evidence of water in the planet's soil.
A bewildering form of dune on Mars
Researchers have discovered a type of dune on Mars intermediate in size between tiny ripples and wavier dunes, and unlike anything seen on Earth.
Mars is emerging from an ice age
Radar measurements of Mars' polar ice caps reveal that the mostly dry, dusty planet is emerging from an ice age, following multiple rounds of climate change.
Shifting sands on Mars
University of Iowa researchers have a $501,000 NASA grant to travel to Iceland to better understand sand dunes found all over the planet Mars.
Potatoes on Mars
A team of world-class CIP and NASA scientists will grow potatoes under Martian conditions in a bid to save millions of lives.
You too can learn to farm on Mars!
Scientists at Washington State University and the University of Idaho are helping students figure out how to farm on Mars, much like astronaut Mark Watney, played by Matt Damon, attempts in the critically acclaimed movie 'The Martian.'
Similarities between aurorae on Mars and Earth
An international team of researchers has for the first time predicted the occurrence of aurorae visible to the naked eye on a planet other than Earth.
Mars might have liquid water
Researchers have long known that there is water in the form of ice on Mars.

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