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WS View of running coal power plants / Neurath, North Rhine Westphalia, Germany

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WS View of running coal power plants / Neurath, North Rhine Westphalia, Germany
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WS View of running coal power plants / Neurath, North Rhine Westphalia, Germany

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WS View of running coal power plants / Neurath, North Rhine Westphalia, Germany
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MS View of running coal power plants / Neurath, North Rhine Westphalia, Germany

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MS View of running coal power plants / Neurath, North Rhine Westphalia, Germany
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WS View of running coal power plants / Neurath, North Rhine Westphalia, Germany

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WS View of running coal power plants / Neurath, North Rhine Westphalia, Germany
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WS View of running coal power plants and electric pole with wire / Neurath, North Rhine Westphalia, Germany

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WS View of running coal power plants and electric pole with wire / Neurath, North Rhine Westphalia, Germany
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WS View of running coal power plants and electric pole with wire / Neurath, North Rhine Westphalia, Germany

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WS View of running coal power plants and electric pole with wire / Neurath, North Rhine Westphalia, Germany
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WS View of running coal power plants with flower field / Neurath, North Rhine Westphalia, Germany

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WS View of running coal power plants with flower field / Neurath, North Rhine Westphalia, Germany
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Tehran skyline in smog, Iran (sound available)

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Tehran skyline in smog, Iran (sound available)
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Tehran buildings in smog, Iran (sound available)

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Tehran buildings in smog, Iran (sound available)
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Tehran skyline in smog, Iran (sound available)

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Tehran skyline in smog, Iran (sound available)
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Burning oil in front of forest, Komi Region, Russia.

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Burning oil in front of forest, Komi Region, Russia.
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Prow of rowing boat in thick oil slick. La Coruna, Spanish Mediterranean, Urquiola spill, May 1976.

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Prow of rowing boat in thick oil slick. La Coruna, Spanish Mediterranean, Urquiola spill, May 1976.
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Prestige tanker Oil Spill, 2002: Oiled seabird sits amongst oil and debris on beach, Northwest coast of Spain.

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Prestige tanker Oil Spill, 2002: Oiled seabird sits amongst oil and debris on beach, Northwest coast of Spain.
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Prestige tanker Oil Spill, 2002: clean-up team, beach and oily promenade, Northwest coast of Spain.

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Prestige tanker Oil Spill, 2002: clean-up team, beach and oily promenade, Northwest coast of Spain.
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Growing tree, colored

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Growing tree, colored
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MS AERIAL ZI ZO PAN View of crane cutting trees at forest / Maine, United States

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MS AERIAL ZI ZO PAN View of crane cutting trees at forest / Maine, United States
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MS AERIAL DS View of Fisk Quarry / Vermont, United States

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MS AERIAL DS View of Fisk Quarry / Vermont, United States
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Man rowing boat in flooding area.

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Man rowing boat in flooding area.
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Environmentalists March in Slow Motion

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Environmentalists March in Slow Motion at Rally Against Fracking at the US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
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Demonstrators March Against Fracking

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Demonstrators March Against Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
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Environmentalists with Anti-Fracking Banner

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Environmentalists with Anti-Fracking Banner at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
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Protestors March Against Fracking

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Protestors March Against Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
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Anti-Fracking Sign at Rally

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Anti-Fracking Sign at Rally at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
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Environmentalists Hold Signs While Watching Speech

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Environmentalists Hold Signs While Watching Speech at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)