What's the difference between atoll and reef?

Atoll


Definition:

  • (n.) A coral island or islands, consisting of a belt of coral reef, partly submerged, surrounding a central lagoon or depression; a lagoon island.

Example Sentences:

  • (1) Proof that the atoll was used as a black site would be hugely damaging for British-American relations.
  • (2) But this later proved contentious because the reserve appeared to preclude any resettlement of the atolls by islanders whose families had been evicted in 1965 to make way for a giant US air force base.
  • (3) It offers package holidays which are also Atol-protected.
  • (4) These findings are used as reference standards for three groups of Tokelauan children, atoll residents, migrants in NZ, and NZ-born Tokelauan children.
  • (5) With this decrease however there has been lately a marked reduction in the percentage of wells with fish in some atolls.
  • (6) International court rules for Philippines in South China Sea dispute The international tribunal in the Hague has ruled against China in a key international legal case over strategic reefs and atolls in the South China Sea.
  • (7) To assess the influence of the environment on blood pressure levels in children, the patterns of blood pressure in Tokelauan children resident in the isolated atolls of Tokelau and in New Zealand are compared.
  • (8) What the rest of the world considers acceptable climate change is, quite simply, a disaster for atoll dwellers.
  • (9) Already 1,200-1,400 people are reported to have moved from rural atolls to district centres – exacerbating overcrowding and making flooding in the capital Majuro more damaging.
  • (10) If you have booked the different parts of your holiday independently and are not covered by Atol you will have to stump up any difference in price yourself.
  • (11) All customer orders are protected by the ATOL protection scheme and equivalent programmes, she added.
  • (12) The prevalence and 14 year incidence of clinical gout and its precursors were investigated in the Polynesian population of Tokelauans living in the Pacific basin, non-migrant Tokelauans living in their isolated atoll homeland being compared with migrant Tokelauans living in urban New Zealand.
  • (13) The CAA said: “All UK companies selling holidays involving flights must hold an Atol licence from the CAA, which is renewed annually.
  • (14) The three Tokelau atolls are 8 degrees south of the equator.
  • (15) If Tony Abbott was here, facing the situation we are facing now, what kind of an answer would he expect from me as prime minister of Australia?” Tong said that Abbott should visit Kiribati, a nation of 102,000 people living on 33 mostly pancake-flat coral atolls, to witness the potential damage that climate change will cause.
  • (16) An Atol – which requires an operator to show it has the financial resources to operate for three months – provides compensation to customers when travel companies go bust.
  • (17) As with the Tuvalu, talk of back-channel negotiations for future mass migrations to Australia, has long buzzed among residents of this chain of 26 atolls.
  • (18) It could not be much further from Cuba, nor more different from the men's homeland in the deserts of western China, but the government of the South Pacific atoll said today that it would accept the detainees, opening the way for the biggest transfer of inmates since Barack Obama promised to close Guantánamo prison.
  • (19) The recovery rate (Rr) in the Atole villages was 12% higher than in the Fresco villages (P less than 0.05).
  • (20) Facebook Twitter Pinterest Ailuk atoll, Marshall Islands.

Reef


Definition:

  • (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.

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