1.   The massive volcanic eruption could affect the climate of the whole planet.

2.   At times a flare can be accompanied by an even more massive eruption of charged subnuclear particles called a coronal mass ejection, or CME.

3.   All three extinctions also coincided with massive volcanic eruptions, so if scientists verify the meteor impacts they would have to explain the highly unlikely coincidences.

4.   But Axial belched forth an equally massive eruption of superhot water.

5.   But the iridium found, the critics argue, could be from massive volcanic eruptions known to be happening at the time.

6.   Large meteor impacts and massive volcanic eruptions are both very rare events, occurring once every tens of millions of years.

7.   The meteor, the researchers theorize, could have set off a devastating chain of events, including massive volcanic eruptions, changes in sea level and climatic shifts.

8.   Placing an artificial block over the solar disk itself allows the viewer to see the corona and massive solar eruptions into space.

9.   Civil defense officials maintained a high alert Tuesday, fearing a massive volcanic eruption at Mount Ruapehu, which is coughing up red-hot boulders the size of automobiles.

10.   Fearing a massive volcanic eruption is imminent, authorities closed the ski fields around Mount Ruapehu and put out an alert Monday.