Ocean Sentry
The Greenland ice sheet is often seen as a pristine environment, but new research has revealed that may not be the case.
July, 2017
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10 July
Oil spill impacts may perturb entire food webs
Oil spills not only have a direct impact on species and habitats, but may also set off a cascade of perturbations that affect the entire food web.
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10 July
Oil spill impacts in coastal wetland
The Deepwater Horizon oil spill is still affecting wetland plants, a new study confirms. A paper explains how the presence of surface and buried crude oil under flooded and drained conditions affects the redox of wetland soils, an important control…
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8 July
Fish species under threat
Kawakawa and donu are expected to be extinct in waters around Mali on Vanua Levu after both species’ spawning sites along the Mali passage were fished out during the past 15 to 20 years.
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7 July
Rising temperatures are curbing ocean’s capacity to store carbon
Climate scientists have found that the ocean’s export efficiency, or the fraction of total plankton growth that is sinking to its depths, is decreasing, due mainly to rising global temperatures.
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6 July
‘Weedy’ fish species to take over our future oceans
University of Adelaide researchers have for the first time demonstrated that the ocean acidification expected in the future will reduce fish diversity significantly, with small ‘weedy’ species dominating marine environments.
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6 July
Figuring out how fast Greenland is melting
A new analysis of Greenland’s past temperatures will help determine how fast the island’s vast ice sheet is melting.
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6 July
Scientists know how big the Larsen C iceberg will be
It’s the final countdown. The European Space Agency said on Wednesday that just three miles separate the Larsen C crack — a rift slicing the front off a major Antarctic ice shelf — from open water…
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5 July
Marine reserves help mitigate against climate change, say scientists
An international team of scientists has concluded that “highly protected” marine reserves can help mitigate the effects of climate change and suggests that these areas be expanded and better managed throughout the world.
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5 July
Spanish waters reach record high temperatures
The sea temperature off the coasts of Spain have hit historic highs, rising up to 2.5C over a decade, according to data recorded in June.
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4 July
Alarm as mangrove forests at the Kenyan Coast rapidly disappear
Mombasa is becoming hotter due to the depletion of mangrove forests, a vital ally in the fight against climate change, with the situation along the Kenyan coast projected to get worse with time.
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4 July
Male fish mutating into females because of waste chemicals, expert warns
In some rivers, all the male roach were found to have been feminised to a degree because of high levels of oestrogen, which is used along with progestin in birth-control pills to prevent ovulation and is also present in other drugs….