Earth Focus - Oceans: Turning the Tide

September 14, 2011 from Earth Focus

Our life depends on the oceans, and they're under threat. A new book "The Atlas of Coasts and Oceans" tells why. One out of three fish sold in the US may be mislabeled; it's called seafood fraud and a new campaign aims to stop it. Then, the film "Bag It" looks at how plastic kills marine life. Plus a look at research into how vegetarian fish may be the future of seafood.

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Fish farming

Fish farming is the principal form of aquaculture, while other methods may fall under mariculture. Fish farming involves raising fish commercially in tanks or enclosures, usually for food. A facility that releases juvenile fish into the wild for recreational fishing or to supp... Explore this topic

Aquaculture

Aquaculture, also known as aquafarming, is the farming of aquatic organisms such as fish, crustaceans, molluscs and aquatic plants. Aquaculture involves cultivating freshwater and saltwater populations under controlled conditions, and can be contrasted with commercial fishing,... Explore this topic

Ocean

An ocean is a body of saline water that composes a large part of a planet's hydrosphere. In the context of Earth, it refers to one or all of the major divisions of the planet's World Ocean – they are, in descending order of area, the Pacific, Atlantic, Indian, Southern, and Ar... Explore this topic

Overfishing

Overfishing is the act whereby fish stocks are depleted to unacceptable levels, regardless of water body size. Resource depletion, low biological growth rates, and critically low biomass levels result from overfishing. For example, overfishing of sharks has led to the upset of... Explore this topic

Seafood

Seafood is any form of sea life regarded as food by humans. Seafood prominently includes fish and shellfish. Shellfish include various species of molluscs, crustaceans, and echinoderms. Historically, sea mammals such as whales and dolphins have been consumed as food, though th... Explore this topic

Marine conservation

Marine conservation, also known as marine resources conservation, is the protection and preservation of ecosystems in oceans and seas. Marine conservation focuses on limiting human-caused damage to marine ecosystems, and on restoring damaged marine ecosystems. Marine conservat... Explore this topic

Earth Focus

An environmental news magazine that puts a human face on pressing global issues. This essential series features under-publicized stories on how changes to the earth's resources and climate are affecting everyday people all around the world. Earth Focus is funded by grants from... Explore this topic

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Ocean

Marine conservation

Overfishing

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