coral reefs include Virgin Islands Coral Reef National Monument and the Buck Island Reef National Monument ; more than half of Saint John and nearly all of Hassel Island are owned by the U. S. National Park Service

When the reefs to the East of Bermuda were spotted, the ship was deliberately driven on them to prevent its sinking, thereby saving all aboard ( 150 sailors and settlers, and one dog ).

desertification resulting from the degradation of limited arable land, periods of drought, and dust storms ; coastal degradation ( damage to coastlines, coral reefs, and sea vegetation ) resulting from oil spills and other discharges from large tankers, oil refineries, and distribution stations ; lack of freshwater resources ( groundwater and seawater are the only sources for all water needs )

Coral reefs cover less than 0. 1 % of the surface of the world ’ s ocean, yet they support over one-quarter of all marine species.

By the 2030s, 90 % of reefs are expected to be at risk from both human activities and climate change ; by 2050, all coral reefs will be in danger.

The area is also of significance as a fishery, particularly for King Prawns These eight islands are part of the Great Barrier Reef World Heritage Area and all surrounded by reefs.

Coral reefs were all but destroyed by dynamite fishing, although efforts are made to restore some, especially inside the Hundred Islands National Park.

The family includes about 80 species in six genera, all of which are marine fish living in tropical seas, usually around coral reefs.

According to the locals, many ships have been lost on its barren reefs with crew, cargo and all.

Its western fringe is composed of a series of round or oval reefs ( farus ) irregularly placed ( a feature peculiar to all the larger Northern Atolls ).

Many reefs have no islands at all.

A. planci as a taxon is a generalist, being amongst the most ubiquitous of large coral predators on coral reefs, feeding on virtually all hard coral species, reproducing during summer without a pattern of spawning and often participating in mass multi-species spawnings, and releasing vast amounts of gametes that trigger spawning in other individuals.

Over a period of 11 years, major disturbances, including outbreaks of A. planci and severe storms, resulted in major declines in coral cover on all reefs.

Foggy almost all year round, the islands are difficult to navigate due to constantly adverse weather and numerous reefs.

With the participation of scientists, technicians, students, fishermen, farmers, rural promotors and administrators, together with regional and international partners, have successfully carried out more than 200 conservation projects basing all conservation actions on scientific and technical information for planning and implementing environmental policies and the proposal of viable solutions for sustainable use of natural resources and focusing their efforts established within eight protected natural areas that include the reefs of Banco Chinchorro, and Xcalak at South of Quintana Roo, Sian Ka ' an Biosphere Reserve, Cancun, the island of Cozumel that is located in front of Xcaret and Contoy Island up North, covering.

* Solitary corals are found in all regions of the oceans and do not build reefs.

With his parents he researched the coral reefs of Jamaica, and continues to conduct research on the impacts of global climate change, pollution, and new diseases in reefs all across the Caribbean, Indian Ocean, and Pacific.

The terrain includes a variety of reefs, atolls, small islands, and a variety of topographical and edaphic regions on the largest island, all of which promote the development of unusually concentrated biodiversity.

Global climate change may increase the sea temperature and sea level as well as ocean currents patterns, which all can cause damage to reefs.

Like all true reefs, it is completely underwater ( and a hazard to navigation ) at high tide and visible at low tide.

Large tracts of the surrounding coral reefs were exposed and became permanently dry land or shallow lagoons, extending the boundaries of the island all around — by as much as 1 km on the west and south sides — and uniting Constance Island with the main island.

Or else the North really believes that all Southerners except a few quaint old characters have come around to realizing the errors of their past, and are now at heart sharers of the American Dream, like everybody else.

From this point of view the `` militant mobs '' of the past, stirred into action by one ideology or another, were all composed of `` intellectuals '' -- and this is not the level on which the essence of mankind can be discovered.

The widespread purge that has taken place the past twelve months or so among Communist leaders in the provinces gives assurance that the party officials who will dominate the Congress, and the Central Committee it will elect, will all have passed the tightest possible Khrushchev screening, both for loyalty to him and for competence and performance on the job.

and it is to be noted also that confidence should grow from remembering that great men often appeared in the past to turn local catastrophe into future good for all mankind.

A stream which has all of its watershed within a national forest or other lands under good conservation practices is less likely to be affected by pollution than one passing through unrestricted logging or past an industrial area.

For what concerns all scientific disciplines is precisely that which can be captured for the rational, i.e., for the scientific determination of what in past ages was considered ultimate and irrational.

The suggestion that in saying something evil had occurred we were after all making no mistake, because we had never meant anyhow to say anything about the past suffering, seems to me merely frivolous.

-- On the basis of a differentiability assumption in function space, it is possible to prove that, for materials having the property that the stress is given by a functional of the history of the deformation gradients, the classical theory of infinitesimal viscoelasticity is valid when the deformation has been infinitesimal for all times in the past.

In fact all of our civilized world is the resultant of man's projection of his imagination over the past 60 centuries or more.

`` In the past anyone who said that 90% of all malocclusion is hereditary was scoffed at ; ;

He walked past the sheriff into a windowless room with shelves full of big, leather-bound volumes from floor to ceiling all around the walls.

Nobody's mentioned it, but when ol' Casey Stengel takes over as boss of the New York Mets, he'll be the only baseballight ever to wear the uniform of all New York area clubs, past and present: Yankees, Dodgers, Giants, and now the Mets.

I have, within the past fifty years, come out of all uncertainty into a faith which is a dominating conviction of the Truth and about which I have not a shadow of doubt.

He kept close tabs on all phases of the military effort, consulted with governors, and selected generals based on their past success ( as well as their state and party ).

Dramatic declines in amphibian populations, including population crashes and mass localized extinction, have been noted in the past two decades from locations all over the world, and amphibian declines are thus perceived as one of the most critical threats to global biodiversity.

* Commissioned: Publishers made publication arrangements, and authors covered all expenses ( today the practice of authors paying for their publications is often called vanity publishing, and is looked down upon by many publishers, even though it may have been a common and accepted practice in the past ).

During the Tsarist times, the Ainu living in Russia were forbidden from identifying themselves as such, since the Imperial Japanese officials had claimed that all the regions inhabited by the Ainu in the past or present, are a part of Japan.

As the title implies, any active device received the sum of all transmitted messages in universal space-time, in a single pulse, so that demultiplexing yielded information about the past, present, and future.

It can be said that the SANNC had its origins in a pronouncement by Pixley ka Isaka Seme who said in 1911 Forget all the past differences among Africans and unite in one national organisation.

" He noted that " the real triumph belongs to Stephen Sondheim ... the music is a celebration of 3 / 4 time, an orgy of plaintively memorable waltzes, all talking of past loves and lost worlds ... There is a peasant touch here.

Thus, current expected inflation reflects a weighted average of all past inflation, where the weights get smaller and smaller as we move further in the past.

The belief that the Historia was the culmination of Bede's works, the aim of all his scholarship, a belief common among historians in the past, is no longer accepted by most scholars.

Like so many others, Étienne was eventually forced to flee Paris because of his opposition to the fiscal policies of Cardinal Richelieu, leaving his three children in the care of his neighbor Madame Sainctot, a great beauty with an infamous past who kept one of the most glittering and intellectual salons in all France.

In 1931 Lemaître went further and suggested that the evident expansion of the universe, if projected back in time, meant that the further in the past the smaller the universe was, until at some finite time in the past all the mass of the Universe was concentrated into a single point, a " primeval atom " where and when the fabric of time and space came into existence.