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    Cetaceans: whales, dolphins and porpoises

    Cetaceans are marine mammals commonly known as whales, dolphins and porpoises. There is traditionally an arbitrary distinction between the large and small cetaceans. The group of...
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    Threats and research

    Cetaceans are presently under several threats. In general, these threats affect the large cetaceans as well as the small cetaceans. Historical threats have been existing for a...
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    Historical threats

    Historical threats are: - Hunting and deadly catches - Collisions with ships - Bycatches These intentional and unintentional threats are due to human activities...
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    Collisions with ships

    With bycatches and entanglement, collisions with ships are a cause of unintentional death due to human activities. They take place all over the world in large numbers but are not...
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    Bycatches

    Each year, many cetaceans (300,000 a year) are victims of accessory catches, that is, bycatches in fishing nets or with hooks. Cetaceans can also be entangled in "ghost nets":...
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    Chemical pollution

    Many chemicals (e.g. hydrocarbons, DDT and PCBs) are released into the ocean as part of maritime traffic, industrial activities, agricultural activities and urban activities or...
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    From research to standardisation

    There are many types of electromagnetic radiation: gamma rays, x-rays, ultraviolet light, visible light, infrared light, radio waves, etc. Each type of radiation has a different...
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    Can your application for prior authorisation be turned down?

    The medical officer* of your health insurance fund* will refuse you a prior authorisation* if the healthcare treatment for which you are applying for prior authorisation*: - is...
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    Capture of live cetaceans

    Capture of live cetaceans are supposedly made for educational purposes but in reality, the captured cetaceans are meant for zoos, dolphinariums, scientific and military programmes...
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    Global warming

    Like many other species, cetaceans suffer the consequences of global warming. In fact, global warming affects their environment, habitat and food sources on which they depend (...