(n.) The hard parts or skeleton of various Anthozoa, and of a few Hydrozoa. Similar structures are also formed by some Bryozoa.
(n.) The ovaries of a cooked lobster; -- so called from their color.
(n.) A piece of coral, usually fitted with small bells and other appurtenances, used by children as a plaything.
Example Sentences:
(1) One of the main users is coastal planning organizations and conservation organizations that are working on coral reefs.
(2) What are the major threats that face the world's coral reefs and what more needs to be done to protect them?
(3) But the study’s co-author Mark Hay, a professor from the Georgia Institute of Technology, said the discovery here was that greater carbon concentrations led to “some algae producing more potent chemicals that suppress or kill corals more rapidly”, in some cases in just weeks.
(4) Facebook Twitter Pinterest Table corals provide an excellent hiding place for smaller fish.
(5) 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.
(6) 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”.
(7) A new allele of white-coral (wco2) was isolated from Canton S after mutagenesis.
(8) The Infinity towel comes in colours more vibrant than one might expect from an eco-friendly product, including coral, green, blue and violet.
(9) 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.
(10) Tyr190 may react with the coral toxin by nucleophilic addition at one of the carbons associated with an epoxide, and may form part of the alkylammonium-binding subsite of the acetylcholine recognition site.
(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) We’re currently due to fly back on Friday afternoon and were not too concerned about it just yet.” Mohammed Sami, general manager of the Coral Sea Sensatori, one of Sharm el-Sheikh’s largest resorts, said the move had created uncertainty for holidaymakers.
(14) Incidentally, it’s the algae that give the coral its colour; and so when it’s ejected, the coral takes on a ghostly white hue, giving rise to the term “bleaching”.
(15) So are you optimistic then about the future survival of the world's coral reefs in the long term?
(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) 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.
(18) Freed of the need to wave their tentacles around to hunt for food, the coral can devote more energy to secreting the mineral calcium carbonate, from which they form a stony exoskeleton.
(19) 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.
(20) In areas near the loaders, enough has accumulated to have a toxic effect on the corals that grow there.
Peat
Definition:
(n.) A small person; a pet; -- sometimes used contemptuously.
(n.) A substance of vegetable origin, consisting of roots and fibers, moss, etc., in various stages of decomposition, and found, as a kind of turf or bog, usually in low situations, where it is always more or less saturated with water. It is often dried and used for fuel.
Example Sentences:
(1) A hypothesis that the unexpected similarity of infection in the two strains was related to differences in rates of contact with the peat trays was not supported by preliminary data on mouse behaviour that revealed equal frequency of contact with peat trays between strains.
(2) By its calorific value the mycelial waste is equal to brown coal or peat.
(3) From the typed letters on Clarence House notepaper underlined in his own hand, to the clever blend of courteousness and implied threat used in his own correspondence and by his righthand man, Sir Michael Peat, the case has revealed in detail how the prince wields his power.
(4) Also missing from the negotiating text is any provision to protect and restore the world's peat soils, which account for 6% of all global C02 emissions.
(5) Corrected radiocarbon dates directly from bone and from peat matrix gave consistent ages in the range of 7,790 to 8,290 yr before present (BP).
(6) But Heathrow’s new sustainability plan suggests other ways to offset the leap in emissions, including by restoring British peat bogs.
(7) The new compounds phenylethanolaminotetralines (PEAT), unlike the reference beta-adrenoceptor agonists isoprenaline (Iso), ritodrine (Ri) and salbutamol (Sal), produced half-maximal inhibition of spontaneous motility of rat isolated proximal colon at substantially lower concentrations (EC50 2.7-30 nM) than those inducing beta 2-adrenoceptor-mediated responses (relaxation of guinea-pig isolated trachea and rat uterus) and had virtually no chronotropic action (EC50 greater than 3 x 10(5) M) on the guinea-pig isolated atrium (a beta 1-adrenoceptor-mediated response).
(8) In order to optimize cultivation of lipid synthesizing yeast on peat oxidates, the above compounds should be added in certain concentrations.
(9) In a rather strange piece of royal doublethink, Peat said this would not do, as it "would suggest the personal involvement of the prince".
(10) Others took hold when peat bogs dried for agricultural use self-ignited, burning underground.
(11) It was revealed that the peat extract causes a decrease in the production of the A1 spermatogonia, and as a result a decrease in the intensity of spermatogenesis.
(12) It was observed that radon baths had mainly an analgesic effect, peat or paraffin poultices as well as diadynamics were particularly useful in cases with increased tonus of paravertebral muscles.
(13) Concentrations of gamma-emitting natural radionuclides and 137Cs were analyzed in the size fractionated fly-ash emissions from a 100-MWt peat- and oil-fired power plant.
(14) It would have involved 181 huge turbines each requiring concrete bases 20 ft deep, roads and cables, and would have destroyed a swathe of this rare peat moorland.
(15) However, Peat said the trustees "honestly believe it would not have made any difference given the direction the BBC chose to go".
(16) At that time, Charles’s then private secretary, Sir Michael Peat, said it was his “duty to make sure the views of ordinary people that might not otherwise be heard receive some exposure”.
(17) The respirable fraction of peat dust recorded in the breathing zone of the workers correlated significantly with a decrease in forced expiratory volume in one second (FEV1).
(18) To study the levels and distributions of radionuclides released in the Chernobyl accident, we sampled surface peat from 62 sites in Southern and Central Finland and measured 131I, 134Cs, 137Cs, 132Te, 140Ba, 103Ru, 90Sr, 141Ce, and 95Zr.
(19) Losing forests in these areas could also affect leaders’ efforts to rein in greenhouse gas emissions to tackle climate change, the study said, because of the amount of carbon stored in trees and peat.
(20) "You can't replace peat with concrete, and ever hope to get away with it.