Graph of the Day: Coastal Ocean Hypoxia Events, 1969-2009

Global pattern in the development of coastal hypoxia. Each red dot represents a documented case related to human activities. Number of hypoxic sites is cumulative through time. Black lines represent continental shelf areas threatened with hypoxia from expansion of OMZ and upwelling. Modified from Díaz and Rosenberg (2008) and Levin et al. (2009a). Over the […]

Pacific Northwest 'dead zone' hypoxic events unprecedented

A review of all available ocean data records concludes that the low-oxygen events which have plagued the Pacific Northwest coast since 2002 are unprecedented in the five decades prior to that, and may well be linked to the stronger, persistent winds that are expected to occur with global warming. In a new study to be […]

New floating garbage patch found in Atlantic Ocean

Researchers have found a high concentration of plastic debris is floating in the Atlantic Ocean north of the Caribbean, months after concerns were raised over a vast patch of rubbish floating in the Pacific Ocean. The study’s principal investigator said that the findings were based on more than 64,000 tiny bits of plastic collected over […]

Belo Monte Dam: Sacrificing the rainforest for clean energy

By Timon Singh | 02/05/10 – 16:16 Everyone knows that finding a renewable source of energy is crucial to wean the world off fossil fuels and cut carbon emissions, but what are we willing to sacrifice for clean energy? In Brazil, the government has given the green light for the construction of a massive hydroelectric […]

‘We have just discovered these hidden paradises and now they are being lost’

Lost paradise worlds beneath the Earth’s oceans including those around the Britain are being “systemically destroyed” by climate change and over fishing before they can even be properly explored, claim scientists. By Richard Alleyne, Science Correspondent in San DiegoPublished: 1:56PM GMT 18 Feb 2010 The amazingly colourful undersea oases of life, some more than a […]

Deep-sea trawling is destroying coral reefs and pristine marine habitats

A survey of the world’s reefs and submerged mountains has revealed widespread damage from deep-sea trawling By Ian Sample, San Diegowww.guardian.co.uk, Thursday 18 February 2010 22.00 GMT Deep-sea trawling is devastating corals and pristine marine habitats that have gone untouched since the last ice age, a leading marine biologist has warned. A survey of the […]

Acidified landscape around ocean vents foretells grim future for coral reefs

By Robin McKie, science editorThe Observer, Sunday 21 February 2010 Huge vents covering the sea-floor – among the strangest and most spectacular sights in nature – pour carbon dioxide and other gases into the deep waters of the oceans. Last week, as researchers reported that they had now discovered more than 50,000 underwater volcanic springs, […]

Great white sharks more threatened than tigers

  By Steve Connor Saturday, 20 February 2010 The number of great white sharks may have fallen below the number of tigers, one of the world’s most endangered terrestrial species that benefits from a huge effort to save it from extinction. Like tigers, great whites are a top predator and, like tigers, they have suffered […]

What is sickening and killing California's brown pelicans?

By John Platt Hundreds of brown pelicans (Pelecanus occidentalis) have been found sick or dead off the coasts of California in the past month, the victims of a mysterious ailment that has scientists baffled. When found alive, the birds appear hungry and disoriented. But necropsies performed on dead pelicans found that they had been eating, […]

Disease outbreak devastates Chile's salmon industry

By Anjli Raval Published: February 18 2010 02:00 | Last updated: February 18 2010 02:00 Salmon prices are jumping after a sharp decline in global supply following the collapse of the Chilean industry following an outbreak of a fish disease. Since the start of the year, wholesale prices for Norwegian-produced Atlantic salmon have risen 20.6 […]

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