However, many of the causes of amphibian declines are still poorly understood, and are a topic of ongoing discussion.

However, the purchase of a Scottish estate by Victoria and Albert, and their adoption of Scottish architectural style, was very influential for the ongoing revival of Highland culture.

However, there is debate ongoing between groups that believe the evidence indicates substantial extinction of these species at the K – T boundary, and those who believe the evidence supports multiple extinctions and expansions through the boundary.

However, the rate of new civil wars had not increased appreciably ; the drastic rise in the number of ongoing wars after World War II was a result of the tripling of the average duration of civil wars to over four years.

However, there is an ongoing debate over whether H. floresiensis is indeed a separate species.

However, relations have diminished due to ongoing sectarian clashes between Iraq's Sunni and Shia Muslim branches, and the Lebanese Government's support of Hezbollah.

However, as often happens with the study of prehistoric times, the ultimate beginnings cannot be clearly defined and new discoveries are continuous and ongoing.

However, there was a movement amongst geologists ( particularly Neogene Marine Geologists ) to also include ongoing geological time ( Quaternary ) in the Neogene, while others ( particularly Quaternary Terrestrial Geologists ) insist the Quaternary to be a separate period of distinctly different record.

However, with the Revolutionary War still ongoing, he could not find employment as a lawyer.

However, the ongoing efforts to standardize the X11 system led to its introduction and widespread use on Sun systems, and NeWS never became widely used.

However, a study of uranium / lead ratios of zircons from rock sequences in multiple locations in southern China date the extinction to 252. 28 ± 0. 08 Ma ; an earlier study of rock sequences near Meishan in Changxing County of Zhejiang Province, China date the extinction to 251. 4 ± 0. 3 Ma, with an ongoing elevated extinction rate occurring for some time thereafter.

However the pact proved ineffective in the face of ongoing protests by opposition and the Buddhist clergy.

However, following a deadly civil war and the ongoing genocide in Darfur, Sudan is widely recognized as an authoritarian state where all effective political power is obtained by President Omar al-Bashir poopthe ruling National Congress Party ( NCO ).

However, in other parts of the world such progress failed to address ongoing struggles with modernity, most notably characterized by the rise of al-Qaeda and other Islamist groups.

However, the purpose of the poem is subject to ongoing scholarly debate.

However, while the siege was ongoing the Emperor was assassinated.

However, McMasters quickly became suspicious of Ponzi's endless talk of postal reply coupons, as well as the ongoing investigation against him.

However, ongoing back pain and a dependence upon pain medications have been suggested as the true cause of his misery.

However, the ideal filter is impossible to realize without also having signals of infinite extent in time, and so generally needs to be approximated for real ongoing signals, because the sinc function's support region extends to all past and future times.

However, ongoing drainage problems, practically nonexistent water and sewage systems and the Great Depression kept Burbank largely unbuilt and empty until the 1950s.

However, little more information was forthcoming from DC until the January 12, 2012 announcement of two new ongoing titles set to launch in May 2012: the Robinson / Scott series, ( now titled Earth 2 or Earth Two, depending on the source ), and Worlds ' Finest, which will revolve around the Huntress and Power Girl from the new Earth-2 stranded on the main DC Earth.

However, success of the program was hampered by ongoing clashes between tenants and landowners.

However much wildlife does remain in the rice fields and steps may be taken to preserve these as urban and industrial development on the plains is ongoing and the Industrial Estate Authority of Thailand has very little control or planning over this.

However, she withdrew from the tournament because of her ongoing health problems.

However, recent research especially centered at Davidson Seamount suggests that seamounts may not be especially endemic, and discussions are ongoing on the effect of seamounts on endemicity.

However, a narrow strip may be very practical for small developments, or to provide additional stream frontage for a fisherman's trail, or include scenic strips within the park unit.

However, Paris ignored the powerful developments in quantitative studies underway in the U. S. and Britain, which reshaped economic, political and demographic research in those countries, while France fell behind.

However, developments in genetic, genomic, and reproductive technologies at the end of the 20th century have raised many new questions and concerns about the meaning of eugenics and its ethical and moral status in the modern era, effectively creating a resurgence of interest in eugenics.

However, when Dodgers owner Walter O ' Malley got wind of these developments, he threatened to scuttle the whole deal by invoking his exclusive rights to operate a major league team in southern California.

However, this does not mean that respondents have ignored recent developments.

However, because most of Iraq ’ s gas output is associated with oil, output growth depends on developments in the oil industry.

However, developments in neuroimaging may make empirical study possible.

However the city has now grown to include a number of newer suburban developments as well as older neighboring villages that have been engulfed by the growth of the city.

However, developments in shipbuilding elsewhere removed the advantage the Scandinavian countries had previously enjoyed at sea, whilst castle building throughout Europe effectively ended any benefit it might bring.

However no thought appears to have been given in the recent developments to providing up-market hotel and tourist accommodation which would revitalise the economy of the town.

However, developments in Adeno-associated virus recombination techniques, and Zinc finger nucleases, have enabled the creation of a new generation of isogenic human disease models.

However, recent developments attempt to show that if locality is only approximate and the holographic principle is correct, the Weinberg – Witten theorem would not be valid.

However, other new towns also contain private housing estates and low density developments for the upper classes.

However, Alexander's policies later encountered opposition from other European powers stemming from developments in Italy and Germany, where Fascists and Nazis rose to power, and the Soviet Union, where Joseph Stalin became absolute ruler.

However, the slow pace of developments contributed in part to the ( wider ) political difficulties of the British government of John Major and the consequent reliance on Ulster Unionist Party votes in the House of Commons, led the IRA to end its ceasefire and resume the campaign.

However, recent developments in Generally Accepted Accounting Principles have led academic critics to accuse the international standard-setting body IASB of abandoning prudence.

However this has been augmented by out-of-town developments such as the Springkerse Retail Park on the city bypass to the east of Stirling, and the development of a large Sainsbury's in the Raploch.

However, his influence on later composers, and on post-WWII avant garde music developments in Europe and America were immense, particularly in Paris under the influence of the Webern disciple, Rene Leibowitz and at Darmstadt ; and concurrently, in New York City under the influences of another Webern disciple, the composer, Stefan Wolpe and the French composer-conductor, Jacques-Louis Monod.

However recent developments have brought a change, especially since winter ski resorts such as Arlberg or Kitzbühel are now more and more frequented by Eastern Europeans, Russians and Americans.

However the Soviets were not pleased about the developments in Afghanistan and Brezhnev impressed upon Taraki the need for party unity.

However, unlike the string quartet, which remained an important genre for twentieth-century composers, the piano quintet came to acquire " a somewhat conservative profile, far from major developments " in musical expression.

However, the rapid population growth and development in southern Iredell County is putting increasing pressure on farmlands, and many farms in this section are giving way to shopping centers, housing developments, and large corporate office parks.

However many new housing developments are being built in Woodcrest due to the increasing population of Riverside.

However ; the stock market crash hit both Emerald Lake developments hard.

However, " Renaissance " is properly used in relation to a diverse series of cultural developments ; which occurred over several hundred years in many different parts of Europe — especially central and northern Italy — and span the transition from late Medieval civilization and the opening of the early modern period.