2012 Journal Highlights

- Fine, jagged ash increased Eyjafjallajökull volcano's influence
- Geological evidence for past earthquakes in Tokyo region
- Much irrigation water comes from non-sustainable sources
- Greenland's pronounced glacier retreat not irreversible
- New record from stalagmites shows climate history in Central Asia
- Io's volcanism influences Jupiter's magnetosphere
- Massive swarm of tunicates tilts ocean's chemical balance

- Variability of North Atlantic heat transport observed from instrument data
- Methane exceeds nitrous oxide in rivers' contribution to warming
- Waste recycling primary source of energy in deep ocean
- Record Arctic ozone depletion could occur again
- Traveling supraglacial lakes observed on Antarctic ice shelf
- Lunar images alter understanding of impact history