Stock Footage0:17
Getty Images

Zoom in on volcanic ash cloud erupting from large volcano, Philippines, Dec 2009

Pre-K - Higher Ed
Zoom in on volcanic ash cloud erupting from large volcano, Philippines, Dec 2009
Stock Footage0:42
Getty Images

Close up of powerful eruption from crater of Sakurajima volcano, January 2011, Sakurajima, Japan.

Pre-K - Higher Ed
Close up of powerful eruption from crater of Sakurajima volcano, January 2011, Sakurajima, Japan.
Stock Footage0:12
Getty Images

Large eruption explodes from Sakurajima volcano, January 2011, Sakurajima, Japan.

Pre-K - Higher Ed
Large eruption explodes from Sakurajima volcano, January 2011, Sakurajima, Japan.
Stock Footage0:23
Getty Images

Eruption of the Shinmoedake crater of the Kirishima volcano, Japan. 28 January 2011.

Pre-K - Higher Ed
Eruption of the Shinmoedake crater of the Kirishima volcano, Japan. 28 January 2011.
Stock Footage0:19
Getty Images

Smoke drifts from an active lava flow on the side of erupting volcano, Philippines, Dec 2009

Pre-K - Higher Ed
Smoke drifts from an active lava flow on the side of erupting volcano, Philippines, Dec 2009
Stock Footage0:19
Getty Images

Ash explodes from the crater of an active volcano, Philippines, Dec 2009

Pre-K - Higher Ed
Ash explodes from the crater of an active volcano, Philippines, Dec 2009
Stock Footage0:23
Getty Images

Close up of ash erupting from crater of Sakurajima volcano, January 2011, Sakurajima, Japan.

Pre-K - Higher Ed
Close up of ash erupting from crater of Sakurajima volcano, January 2011, Sakurajima, Japan.
Stock Footage0:05
Getty Images

T/L video of ash erupting from active volcano, Philippines, Dec 2009

Pre-K - Higher Ed
T/L video of ash erupting from active volcano, Philippines, Dec 2009
Stock Footage0:05
Getty Images

T/L video of ash exploding from the crater of volcano, Philippines, Dec 2009

Pre-K - Higher Ed
T/L video of ash exploding from the crater of volcano, Philippines, Dec 2009
Stock Footage0:15
Getty Images

Merapi volcano erupts at dawn over rural landscape: falling ash threatens arable crops and farming. Indonesia. 7 November 2010 / AUDIO

Pre-K - Higher Ed
Merapi volcano erupts at dawn over rural landscape: falling ash threatens arable crops and farming. Indonesia. 7 November 2010 / AUDIO
Stock Footage0:15
Getty Images

Rock and ash explode from top of Anak Krakatau volcano, Krakatoa, Indonesia, November 2010

Pre-K - Higher Ed
Rock and ash explode from top of Anak Krakatau volcano, Krakatoa, Indonesia, November 2010
Stock Footage0:18
Getty Images

Ash and steam erupt from top of Merapi volcano into clear blue sky; Central Java, Indonesia. 29 October 2010

Pre-K - Higher Ed
Ash and steam erupt from top of Merapi volcano into clear blue sky; Central Java, Indonesia. 29 October 2010
Stock Footage0:17
Getty Images

Zoom into the active smoking crater of Sakurajima volcano, Japan

Pre-K - Higher Ed
Zoom into the active smoking crater of Sakurajima volcano, Japan
Stock Footage0:10
Getty Images

Field coated in thick layer of volcanic ash mud from Merapi volcano; Indonesia. 7 November 2010 / AUDIO

Pre-K - Higher Ed
Field coated in thick layer of volcanic ash mud from Merapi volcano; Indonesia. 7 November 2010 / AUDIO
Stock Footage0:12
Getty Images

Lava lake surges dramatically at night, Marum Volcano, Ambrym Island, Vanuatu

Pre-K - Higher Ed
Lava lake surges dramatically at night, Marum Volcano, Ambrym Island, Vanuatu
Stock Footage0:15
Getty Images

Clouds and steam swirl around flanks of Merapi volcano; Central Java, Indonesia. 29 October 2010

Pre-K - Higher Ed
Clouds and steam swirl around flanks of Merapi volcano; Central Java, Indonesia. 29 October 2010
Stock Footage0:16
Getty Images

Ash drifts from erupting Sakurajima volcano, January 2011, Sakurajima, Japan.

Pre-K - Higher Ed
Ash drifts from erupting Sakurajima volcano, January 2011, Sakurajima, Japan.
Stock Footage0:14
Getty Images

Anak Krakatau erupts large amounts of volcanic ash with boats nearby, Krakatoa, Indonesia, November 2010

Pre-K - Higher Ed
Anak Krakatau erupts large amounts of volcanic ash with boats nearby, Krakatoa, Indonesia, November 2010
Stock Footage0:14
Getty Images

Traffic drives on intersection coated in thick layer of volcanic ash after eruption of Merapi volcano; Central Java, Indonesia. 30 October 2010 / AUDIO

Pre-K - Higher Ed
Traffic drives on intersection coated in thick layer of volcanic ash after eruption of Merapi volcano; Central Java, Indonesia. 30 October 2010 / AUDIO
Stock Footage0:15
Getty Images

Ash erupts from Sakurajima volcano as it bears over Kagoshim port, Japan

Pre-K - Higher Ed
Ash erupts from Sakurajima volcano as it bears over Kagoshim port, Japan
Stock Footage0:22
Getty Images

Lava lake erupts violently at dusk inside active volcano, Marum Volcano, Ambrym Island, Vanuatu

Pre-K - Higher Ed
Lava lake erupts violently at dusk inside active volcano, Marum Volcano, Ambrym Island, Vanuatu
Stock Footage0:15
Getty Images

Close up waves of lava flowing against cliff, Marum Volcano, Ambrym Island, Vanuatu

Pre-K - Higher Ed
Close up waves of lava flowing against cliff, Marum Volcano, Ambrym Island, Vanuatu
Stock Footage0:18
Getty Images

Close up of lava boiling vigorously in volcanic crater, Marum Volcano, Ambrym Island, Vanuatu

Pre-K - Higher Ed
Close up of lava boiling vigorously in volcanic crater, Marum Volcano, Ambrym Island, Vanuatu
Stock Footage0:20
Getty Images

Lava explodes into air at night as Anak Krakatau volcano erupts, Krakatoa, Indonesia, November 2010

Pre-K - Higher Ed
Lava explodes into air at night as Anak Krakatau volcano erupts, Krakatoa, Indonesia, November 2010