While they can be a human safety hazard, it is productive for these ecosystems to burn out every once in a while so that new organisms can begin to grow and thrive.

While Judah I was still living, Rav, having been duly ordained as teacher — though not without certain restrictions ( Sanhedrin 5a )— returned to Babylonia, where he at once began a career that was destined to mark an epoch in the development of Babylonian Judaism.

While the scientific community was once divided between supporters of the Big Bang and those of alternative cosmological models, most scientists became convinced that some version of the Big Bang scenario best fit observations after the discovery of the cosmic microwave background radiation in 1964, and especially when its spectrum ( i. e., the amount of radiation measured at each wavelength ) was found to match that of thermal radiation from a black body.

While once the province of high-end print shops, dye-sublimation printers are now increasingly used as dedicated consumer photo printers.

While the abbreviation " YOLD " isn't used in the Principia, and the phrase " Year of Our Lady of Discord " is only mentioned once, it is a Discordian tradition to use that designation.

While web browsers may show alert dialog boxes to warn users in some cases where reloading a page may re-submit a POST request, it is generally up to the web application to handle cases where a POST request should not be submitted more than once.

While Lovecraft did not refer to these categories himself, he did once write, " There are my ' Poe ' pieces and my ' Dunsany pieces ' – but alas – where are any Lovecraft pieces?

While we may suspect a few characters, such as Medb or Cú Roí, of once being deities, and Cú Chulainn in particular displays superhuman prowess, the characters are mortal and associated with a specific time and place.

While he usually does not use his powers in lethal ways his powers are so vast that it extends to the molecular level, to the point that he can freeze all of the molecules of an object / being with a thought ; he once froze every single molecule of water within the body of David Haller.

While it was once thought that Locke wrote the Treatises to defend the Glorious Revolution of 1688, recent scholarship has shown that the work was composed well before this date, and it is now viewed as a more general argument against absolute monarchy ( particularly as espoused by Robert Filmer and Thomas Hobbes ) and for individual consent as the basis of political legitimacy.

While Jean finds she is slowly able to tap into the powers of the Phoenix Force once again, her marriage to Scott begins to fail.

While a forward pass may only be thrown once per down by the team on offense from within or behind the neutral zone, there are no restrictions on the use of lateral passes ; any player legally carrying the ball may throw a lateral pass from any position on the field at any time, any player may receive such a pass, and any number of lateral passes may be thrown on a single play.

While on route to exile in Obdorsk, Siberia, in January 1907, Trotsky escaped at Berezov and once again made his way to London, where he attended the 5th Congress of the RSDLP.

While the population of LambdaMOO once numbered close to 10, 000 with over 300 actively connected at any time, these days it is rare to see more than a few dozen actively participating connected players at one time.

While cars were known to jump the tracks more than once during these excursions, the system seems to have worked fairly well.

While simple processors execute instructions one after the other, superscalar processors are capable of executing several instructions at once.

While the victory condition in Suber's initial ruleset is the accumulation of 100 points by the roll of a die, he once said that " this rule is deliberately boring so that players will quickly amend it to please themselves.

While their 7 – 10 mark down the stretch was slightly better than the previous season's 5 – 12, it still allowed the Phillies to pass them, once again.

While eight of the planetary bodies discovered before 1950 remain " planets " under modern definition, some celestial bodies, such as Ceres, Pallas, Juno, Vesta ( each an object in the Solar asteroid belt ) and Pluto ( the first-discovered trans-Neptunian object ), that were once considered planets by the scientific community are no longer viewed as such.

While the shape and colour of tiles was once regionally distinctive, now tiles of many shapes and colours are produced commercially, to suit the taste and pocketbook of the purchaser.

While traditional sieges do still occur, they are not as common as they once were due to changes in modes of battle, principally the ease by which huge volumes of destructive power can be directed onto a static target.

While the old German-derived labels “ Wend ” and “ Wendish ”, which once denoted “ Slav ( ic )” generally, have been retained in American and Australian communities, they are today mostly unusual in place of “ Sorb ” and “ Sorbian ” with reference to Sorbian communities in Germany, because many Sorbs consider such words to be offensive.

: While living standards have improved for many, a large number of persons has been pushed to the margin of economic activity especially in the areas which once depended heavily on the banana industry for a livelihood.

While not as fast as a Greyhound on a smooth, firm surface, once the going gets rough or heavy they can outrun a Greyhound.

While single-stage rockets were once thought to be beyond reach, advances in materials technology and construction techniques have shown them to be possible.

While she was struggling to get her skirt down and get on her feet again, Jack ran over, offered her his hand and said, `` Gosh, I'm sorry, Miss Langford.

While preparing for the nuptials and feeling anxiety again, Lincoln, when asked where he was going, replied, " To hell, I suppose.

While he was busy with the burial ceremonies for his brother, the Danes defeated the English in his absence at an unnamed spot, and then again in his presence at Wilton in May.

While encysted it may undergo a peculiar process of autogamy or self-fertilization, where it goes through meiosis and divides to form two gametes, which then fuse together again.

In The Encylopedia of Protestantism, JG Melton writes: " While often associated with Evangelical Christianity, the again phenomenon is common across the entire spectrum of Protestant churches.

While there were visible signs of damage, in the vegetation and an apparent lack of construction in some places, the Island was bustling again as some things had been freshly re-built and those that were not were quite on their way.

While marching north again, Malcolm was ambushed by Robert de Mowbray, Earl of Northumbria, whose lands he had devastated, near Alnwick on 13 November 1093.

While sentence N is a non-knower-relative unknowability, B is a knower-relative unknowability, which means that our concept of omniscience apparently needs to be redefined again:

While at the show, they met Quinn again, and, a few days later, set up a meeting with him to obtain a sales order.

While Kings of England continued to press claims to properties on the continent, they would never again command the territories Richard I inherited.

While on tour again in the UK in 1965, Orbison broke his foot falling off a motorcycle in front of thousands of screaming fans at a race track, and performed his show that evening in a cast.

While Orbison determinedly pursued his second chance at stardom, he reacted to his success in constant surprise, confessing " It's very nice to be wanted again, but I still can't quite believe it.

" While Utah suffered from deadlocks in 1897 and 1899, they became " a good teaching experience ," and Utah never again failed to elect senators.

While Napoleon has taken a short leave from the field — again stricken with stomach pain — Ney sees the movement and believes the British are retreating, and orders the French cavalry to advance on them.

While the event may be specified by the contract, the actions that must be taken to make the injured party " whole " again are largely fact-based and unknown to the parties until the event occurs, while the maximum liability is often expressly limited by the contract.

While it did work to a degree, it also caused confusion to the consumer as to the difference between " Philips Magnavox " products and " Philips " products, resulting in Philips marketing the 2 brands separately again.

While these techniques are possible in an analog filter, they are again considerably more difficult.

While being known for his dramatic roles, Finney appeared and sang in two musical films: Scrooge and the Hollywood film version of Annie, which was directed by John Huston, who would direct him once again in Under The Volcano two years later.

While the celesta is not overly common in popular music, it has been used now and again.

While returning to Monterey, he located the original sites for Mission Santa Clara de Asis and the town of San José de Guadalupe ( modern day San Jose, California ), but again did not establish either settlement.

While Bulgaria had declared a ' symbolic ' war on the distant United Kingdom and the United States, at that meeting Boris once again refused to get involved in the war against the Soviet Union, giving two major reasons for his unwillingness to send troops to Russia — first, that many ordinary Bulgarians had strong Russophile sentiments ; and second, that the political and military position of Turkey remained unclear.

While agreeing that Montgomery's drive towards the Ruhr should have priority, he still thought it was important to " get Patton moving again ".