The once rare phenomenon of having a country hit cross over to pop success became more common.

The formation of geysers is due to particular hydrogeological conditions, which exist in only a few places on Earth, so they are a fairly rare phenomenon.

A rare optical phenomenon may occur shortly after sunset or before sunrise, known as a green flash.

A rare meteorological phenomenon encountered during winter is ice fog, which comprises ice crystals suspended in the air ; it occurs only at very low temperatures, below − 30 ° C (− 22 ° F ).

While they do not sing or call out like males do, they do answer back ( an extremely rare phenomenon in the animal world ).

This administration was in turn opposed by the Polish Underground State, which not only fielded one of the three largest partisan forces in existence, but was a rare example of an underground government, a phenomenon not witnessed in many other occupied countries.

On the first Sunday of November 1941, high school students from all over Corfu took part in student protests against the occupying Italian army ; these student protests of the island were among the first acts of overt popular Resistance in occupied Greece and a rare phenomenon even by wartime European standards.

Hofstadter later recognized ( what he saw as ) the influence of Darwinist and other evolutionary ideas upon those with collectivist views, enough to devise a term for the phenomenon, “ Darwinist collectivism .” Before Hofstadter's work the use of the term in English academic journals was quite rare.

* 120 ° parhelion, relatively rare halo, an optical phenomenon occasionally appearing along with very bright sun dogs

* Infralateral arc, a rare halo, an optical phenomenon appearing similar to a rainbow under a white parhelic circle

* Parry arc, a rare halo, an optical phenomenon which occasionally appears over a 22 ° halo together with an upper tangent arc

* Supralateral arc, a rare halo, an optical phenomenon often confused with the indeed infrequently appearing 46 ° halo

Their common basic hypothesis was that the phenomenon was induced from rare oxidation processes and radical reactions.

" If ( she ) had reacted differently, that would have been suspect " and Hearst was " a rare phenomenon ( in a first world nation )... the first and as far as I know the only victim of a political kidnapping in the United States " were direct quotes from Hearst's autobiography attributed to the doctor.

( Other prominent Mediterranean tenors of the late 19th century to early 20th century who, like Caruso, did not " bleat " were Angelo Masini, Francesco Tamagno, Francesco Marconi, Francisco Viñas, Emilio De Marchi, Giuseppe Borgatti and Giovanni Zenatello, while the phenomenon was rare among French, German, Russian and Anglo-Saxon tenors of the same period — see Scott.

This has been noted as a rare phenomenon in many plants ( e. g. Nicotiana and Crepis ), and occurs as the regular reproductive method in the Saharan Cypress, Cupressus dupreziana.

Such is a rare phenomenon because interstates and US routes are numbered in order from opposite ends of the country, and in middle sections, such overlap is avoided.

Although serfdom became increasingly rare in most of Western Europe after the Renaissance, it grew strong in Central and Eastern Europe, where it had previously been less common ( this phenomenon was known as " later serfdom ").

For example, in " The Waking Dream: Unlocking the Symbolic Language of Our Lives ", Ray Grasse suggests that instead of being a " rare " phenomenon, as Jung suggested, synchronicity is more likely all-pervasive, and that the occasional dramatic coincidence is only the tip of a larger iceberg of meaning that underlies our lives.

Years of average rainfall are rare ; the usual pattern is bimodal, with some large string of dry years usually related to La Niña phenomenon ( slightly higher than 11. 5 inches / 300 millimetres ) followed by other years ( around 5 ) related to El Niño that make up the average ( with higher than 39 inches / 1000 millimetres ).

This fairly rare phenomenon, a heat burst, also tends to be of exceedingly dry air.

* Transient lunar phenomenon, rare illumination event on the Lunar surface.

Until recently, research on this phenomenon has been relatively rare, with only two types of involuntary memory retrieval identified: involuntary autobiographical memory retrieval, and involuntary semantic memory retrieval.

Artists were so highly valued under his rule that they were paid for their work — a rare phenomenon in ancient civilizations.

However, this is a rare occurrence.

When on the ground ( a rare occurrence ) they move by hopping on their hind legs.

The plant occurs as a rare casual in the British Isles, mainly in southern England, but the frequency of its occurrence has declined greatly.

Additionally, scholars such as Margot Fassler and Marianna Richert Pfau describe Hildegard's music as highly melismatic, often with recurrent melodic units, and also note her close attention to the relationship between music and text, which was a rare occurrence in monastic chant of the twelfth century.

* Belief that a rare occurrence will happen given enough time.

This is probably due to the rare occurrence of the right circumstances for soft tissue preservation, needed for these non-calcified exoskeletons.

Due to the dry winters snowfall has a very rare occurrence and prompts media coverage whenever it happens.

LBQS 1429-008 was first observed in 1989 and was found to be a double quasar ; itself a rare occurrence.

These animals have been observed eating grass clippings from homes adjacent to water ways, but in this rare occurrence, only the top portion of the sirenian is lifted out of the water.

Darwin borrowed Charles Lyell's argument in Principles of Geology that the record is extremely imperfect as fossilisation is a very rare occurrence, spread over vast periods of time ; since few areas had been geologically explored, there could only be fragmentary knowledge of geological formations, and fossil collections were very poor.

Such an error is called error of the first kind ( i. e. the conviction of an innocent person ),, and the occurrence of this error is controlled to be rare.

After being purchased by the neighbouring school it passed on to be property of the French state in 1958, and after surviving several plans of demolition, it was designated as an official French historical monument in 1965 ( a rare occurrence, as Le Corbusier was still living at the time ).

It was a rare occurrence, it consisted of four active tropical storms simultaneously.

At his and Stoddart's home grand prix he brought the car home in fifth place to score two World Championship points — a rare occurrence for Minardi.

The most important of these fixed feasts is the Great Feast of the Annunciation ( March 25 ), which is considered to be so important that it is never moved, even if it should fall on the Sunday of Pascha itself ( a rare and special occurrence which is known as Kyrio-Pascha ).

The shallow water occurrence of hexactinellids is rare world wide.

The two signs are truly ' diagnostic ' of Graves ' disease ( i. e., not seen in other hyperthyroid conditions ), exophthalmos ( protuberance of one or both eyes ) and pretibial myxedema, a rare skin disorder with an occurrence rate of 1-4 %, that causes lumpy, reddish skin on the lower legs.

In addition, Gamal's biographers wrote that his family believed strongly in the " Arab notion of glory ," citing the naming of Gamal's brother, Izz al-Arab (" Glory of the Arabs "); the name is a rare occurrence in Egypt, as well as other parts of the Arab world.

The frequent ( solid ) and rare ( striped ) occurrence of narwhal populations

This is such a rare occurrence that true data are unavailable and reliance must be made on anecdotal reports.

It is unlikely to be a defensive reaction and is a rare occurrence.

Although seismic activity is generally a rare occurrence, on September 27, 2003 a massive earthquake, measuring M < sub > W </ sub > 7. 3, occurred in the Chuya Basin area to the south of the Altai region.

Snow in Limassol is a relatively rare occurrence and usually falls mixed with rain every 7 – 13 years.

Incidents of mothers feeding daughters who are simultaneously feeding their own newborn pups have been documented, an extremely rare occurrence among mammals.

Secretariat won the Eclipse Award for American Champion Two-Year-Old Male Horse and, in a rare occurrence, two two-year-olds topped the balloting for 1972 American Horse of the Year honors with Secretariat edging out the filly, La Prevoyante.