Photo Gallery Threats Mounting to Great Barrier Reef

In just the last 27 years, Australia's Great Barrier Reef has lost half of its coral. And the future doesn't look much brighter. Global warming is a threat as is Australia's booming extraction industry. UNESCO is considering placing it on its "in danger" list.
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Foto: DB/ dpa
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Foto: dpa Picture-Alliance / Maritime Safety Queensland / Han/ picture alliance / dpa
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Foto: dpa
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Foto: HO/ REUTERS
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Foto: Getty Images
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Foto: Paul Kane/ Getty Images
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Foto: ? Daniel Munoz / Reuters/ REUTERS
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Foto: dapd/ AIMS/ Katharina Fabricius
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Foto: AFP/Australian Institute of Marine Science Long-Term Monitoring Team
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Foto: A2800 epa James Cook Universität/ dpa
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Foto: DER SPIEGEL