(n.) A chain or range of rocks lying at or near the surface of the water. See Coral reefs, under Coral.
(n.) A large vein of auriferous quartz; -- so called in Australia. Hence, any body of rock yielding valuable ore.
(v. t.) That part of a sail which is taken in or let out by means of the reef points, in order to adapt the size of the sail to the force of the wind.
(v. t.) To reduce the extent of (as a sail) by roiling or folding a certain portion of it and making it fast to the yard or spar.
Example Sentences:
(1) One of the main users is coastal planning organizations and conservation organizations that are working on coral reefs.
(2) It is resilient, but like all reefs around the world, it is also facing challenges.
(3) What are the major threats that face the world's coral reefs and what more needs to be done to protect them?
(4) Greg Hunt , the environment minister, said he will use the existing Great Barrier Reef Marine Park Authority act to “put in place this ban in legislative form”.
(5) World Wildlife Fund Great Barrier Reef campaigner Richard Leck said it was a sad day for the reef and anyone who cared about its future.
(6) But the Guardian can now reveal Australia will also need to report on how it is dealing with the current bleaching, where almost a quarter of the coral on the reef has been killed.
(7) The federal court is being asked to overturn the environment minister, Greg Hunt’s approval of Indian company Adani’s $16.5bn Queensland coalmine because he did not take into account the impact on the Great Barrier Reef of the greenhouse gases emitted when the coal is burned.
(8) But it welcomed Australia’s 2050 long-term sustainability plan for the reef , which includes an 80% cut in water pollution by 2025 and an extra $200m (AUD) to accelerate that progress in the next five years.
(9) Guillermo Diaz-Pulido, a Griffith University associate professor, said the research was “a major step forward in understanding how seaweeds can harm corals and has important implications for comprehending the consequences of increased carbon dioxide emissions on the health of the Great Barrier Reef”.
(10) Warming water will make it hard for many of the reef’s corals to survive, while the acidification of the oceans will hinder the ability of remaining corals to form their skeletons.
(11) A recent study suggests that coral disease is doubled when dredging occurs near reefs, although supporters of the dredging have repeatedly insisted it can be done safely and that the Abbot Point sediment will be dumped around 40km from the nearest reef.
(12) This process hinders the ability of corals to produce the skeletal building blocks of reefs.
(13) So are you optimistic then about the future survival of the world's coral reefs in the long term?
(14) They want to send a very clear message to China that they are serious about this.” Facebook Twitter Pinterest This image from the US navy purportedly shows Chinese dredging vessels in the waters around Mischief reef in the disputed Spratly archipelago in May 2015.
(15) He can come any time he likes, he’s absolutely welcome to come to Australia, to come to Queensland and to come to the Great Barrier Reef,” she said in Brisbane.
(16) Facebook Twitter Pinterest Coral bleaching on the Great Barrier Reef worse than for decades The photos were taken from around Lizard Island by Lyle Vale from Coral Watch at the University of Queensland .
(17) The prime minister has been urging all Australians to remain calm in the face of increased terrorism threats,” said the society’s reef campaign director, Felicity Wishart.
(18) So we looked at the economic contribution of tourists to that area and compared it with the cost of interventions to improve water quality and coral reef health in that area.
(19) Chinese authorities said earlier they had monitored, followed and warned US warship USS Lassen as it “illegally” entered waters near the disputed reefs, and urged Washington to “immediately correct its mistake”.
(20) It was the fourth mass bleaching to hit the reef in recorded history – all since 1998 – and coral scientists are alarmed the increasing regularity of these events gives stressed coral precious little chance to recover.
Scurvy
Definition:
(n.) Covered or affected with scurf or scabs; scabby; scurfy; specifically, diseased with the scurvy.
(n.) Vile; mean; low; vulgar; contemptible.
(n.) A disease characterized by livid spots, especially about the thighs and legs, due to extravasation of blood, and by spongy gums, and bleeding from almost all the mucous membranes. It is accompanied by paleness, languor, depression, and general debility. It is occasioned by confinement, innutritious food, and hard labor, but especially by lack of fresh vegetable food, or confinement for a long time to a limited range of food, which is incapable of repairing the waste of the system. It was formerly prevalent among sailors and soldiers.
Example Sentences:
(1) This symptom is connected with high blood levels of cortisol, which are probably also involved in the injuries to connective tissue known in scurvy.
(2) We report three patients who highlight the epidemiology, clinical features, and differential diagnosis of scurvy.
(3) Scurvy developed in a 56-year-old man with poor dietary intake and was associated with knee hemarthroses and synovial thickening.
(4) This was soon accompanied by other “medicinal” drinks such as the gimlet, to avoid scurvy on ship, and pink gin, which was said to help seasickness.
(5) This study shows that guinea pigs fed 100 times the amount of vitamin C needed for growth and for prevention of scurvy have elevated levels of complement component C1q.
(6) Feed samples were submitted to a laboratory for analysis and were confirmed deficient in vitamin C. Follow-up radiographs showed large calcifying subperiosteal hematomas in epiphyseometaphyseal regions, consistent with a diagnosis of scurvy.
(7) A case of scurvy during prolonged stay in hospital is presented.
(8) In either case it implies the accumulation in scurvy of low-molecular-weight peptides enriched in proline and deficient in hydroxyproline and could explain the failure to accumulate a high-molecular-weight collagen deficient in hydroxyproline.
(9) Scurvy, which is caused by a deficiency in vitamin C, is mostly attributed to the decreased synthesis of collagen.
(10) Total IGFBP-3 in the experimental sera was increased about 30%, while there was little effect of scurvy or fasting on the level of BP-3 activity isolated by acid extraction of the high mol wt region of the S200 column.
(11) Familiarity with the risk factors for and clinical manifestation of scurvy can facilitate earlier diagnosis.
(12) Two types of pathologic state are unquestionably the concern of vitaminotherapy: More or less specific and intense vitamin deficiencies: Rickets, scurvy, beri beri, pellagra, vitamin deficiency related to alcohol consumption, polyneuritis, encephalopathy, malabsorption, mucoviscidosis, etc.
(13) The incidental discovery of scurvy in a patient with a symptomatic hiatal hernia has led to the identification of 9 other individuals with chemically proved vitamin C deficiency secondary to an expressed aversion to "acid" food in any form.
(14) The osteogenic disorder Shionogi (ODS) rat is a mutant Wistar rat that is subject to scurvy, because it lacks L-gulono-gamma-lactone oxidase, a key enzyme in L-ascorbic acid biosynthesis.
(15) Old people living alone and in poverty are most at risk for developing scurvy, but the diagnosis may be missed unless the physician is aware of it.
(16) In OD rats, the dietary requirement of ascorbic acid to maintain normal growth and prevent any signs of scurvy is about 300 mg of ascorbic acid per kilogram diet.
(17) Clinical manifestations of scurvy were exhibited, however, when animals receiving no ascorbic acid supplement were treated with the steroid hormones for 7 d. All of these animals died by d 10.
(18) The common cold studies indicate that the amounts of vitamin C which safely protect from scurvy may still be too low to provide an efficient rate for other reactions, possibly antioxidant in nature, in infected people.
(19) Moderate vitamin C deficiency, in the absence of scurvy, results in alteration of antioxidant chemistries and may permit increased oxidative damage.
(20) This is illustrated by some epidemiological examples (ergotism, scurvy, yellow fever, English sweat, diphtheria and malaria).