The Ocean Book (eBook)

The Ocean Book – How endangered are our seas? 1
Content 6
Preface 8
Saving our Oceans 8
What should the future of our oceans look like? 9
Introduction 10
Humanity… 10
…and the sea 11
Climate change 13
How does the climate work? 14
The anomalies of ocean heat 16
Consequences of warming 18
1. The ocean temperature rises 18
2. Increasing numbers of coral reefs bleach and die off 18
3. Many marine creatures change their behaviour 19
Rising acidity 20
Ocean currents in turmoil 22
Rising sea level 24
Loss of biological diversity 29
Marine Biodiversity 30
On the Red List 32
Oxygen-poor dead zones 34
Growing marine reserves 36
Overfshing 41
Facts about the fshing industry 42
Intense levels of fishing 44
Fishing fleet: overcapacity 46
Industrial fshing methods 48
Traditional fshing 50
Why sharks are endangered 54
Dolphin hunting in Taiji 56
Sea turtles in danger 58
Aquaculture in numbers 60
Industrial aquaculture 62
Fish farming of the future 64
Illegal fshing 66
Ocean-based industries 71
Energy from the ocean 72
Increase in offshore wind energy 74
Waves and tides – energy of the future? 76
Raw material reserves of the deep sea 78
Deep-sea mining 80
Oceanic transport routes 82
Harmful ship emissions 84
A cruel cacophony 86
The wired ocean 88
Pollution 93
How does the ocean become polluted? 95
Plastic garbage in the oceans 96
The five large garbage patches 97
Cross section of a garbage patch 100
Microplastics in the food chain 102
Where do the toxic substances in the oceans come from? 104
Chemical weapons in the deep seas 106
Radioactivity in the ocean 108
Fukushima and the marine ecosystem 110
The biggest oil spills 1901–2016 112
Oil damage in organisms 114
Sources 118