Although constrained by land mass and topology, the amount of arable land, both regionally and globally, fluctuates due to human and climatic factors such as irrigation, deforestation, desertification, terracing, landfill, and urban sprawl.

Although it was originally presented in reaction to the statements of artificial intelligence researchers, it is not an argument against the goals of AI research, because it does not limit the amount of intelligence a machine can display.

Although any amount of rock emplacement and rock deformation can occur, and they can occur any number of times, these concepts provide a guide to understanding the geological history of an area.

Although no more than 250 men were employed on the site, a prodigious amount of exacting preparatory work was entailed: the drawing office produced 1, 700 general drawings and 3, 629 detail drawings of the 18, 038 different parts needed.

Although Greenpeace had stated that efficiency was its primary concern, as early as 2001, statements from March and April 2005 also continued to express concern over human health and environmental safety Greenpeace has opposed releasing golden rice to fields as opposed to farming in greenhouses, which according to golden rice developer Ingo Potrykus, limits the amount of material needed for human safety testing.

Although his surviving works amount to some 3 million words, this is thought to represent less than a third of his complete writings.

Although not as decisive as the previous Austrian defeats, the peace treaty in October 1809 stripped Austria of a large amount of territories, reducing it even more.

Although dangerous and illegal, a certain amount of VFR flying is conducted in Instrument Meteorological Conditions ( IMC ).

Although there has been a limited amount of research conducted on these theories, they are sure to receive continued attention as the field of I – O psychology matures.

Although he continued to work in the slave trade, he had gained a considerable amount of sympathy for the slaves.

Although the first books contained a fair amount of violence, it decreased with the series ; in The Emerald City of Oz, Ozma objected to doing violence even to the Nomes who threaten Oz with invasion.

Although a vast amount of information, imagery, and commentary ( i. e. " content ") has been made available, it is often difficult to determine the authenticity and reliability of information contained in web pages ( in many cases, self-published ).

Although much of the optical and X-ray emission from supernova remnants originates from ionized gas, a great amount of the radio emission is a form of non-thermal emission called synchrotron emission.

) Although these things are true, the government also wanted more tax money from breweries, as using wooden barrels means that a significant amount of sake is lost to evaporation ( somewhere around 3 %), which could have otherwise been taxed.

Although lead water pipes were displaced by copper when the significance of lead poisoning began to be fully appreciated, lead solder was still used until the 1980s because it was thought that the amount of lead that could leach into water from the solder was negligible from a properly soldered joint.

Although the sum of the weights of the tractor and the trailer ( the gross weight ) is normally limited to a certain amount, some roads and bridges are marked with a different gross weight restriction to prevent damage.

Although the games can be beaten with a minimal amount of exploration and side quests, the player is frequently rewarded for solving puzzles or exploring hidden areas with helpful items or increased abilities.

Although its kinetic energy decreases, its potential energy increases by a larger amount.

Although Briggs and Robinson state that eight players will leave with nothing, normally the losing celebrities receive a " house " amount to give to their chosen charity, as well as their own fee for appearing on the show.

Although many scientists, including Einstein, had speculated that Λ was zero, recent astronomical observations of type Ia supernovae have detected a large amount of " dark energy " that is accelerating the universe's expansion.

Although the amount of vermouth used in cocktail recipes has somewhat declined, it is still used today as an ingredient in many popular cocktails, and for that reason demand for the beverage has remained fairly steady through the 20th and into the 21st centuries.

Although a large amount of research has been carried out, the exact mechanism of action of ECT remains elusive, and ECT on its own does not usually have a sustained benefit.

Although a large amount of research has been carried out, the exact mechanism of action of ECT remains elusive.

Although there are more than 130 million retinal receptors, there are only approximately 1. 2 million fibres ( axons ) in the optic nerve ; a large amount of pre-processing is performed within the retina.

Although the Tang and Song dynasty international seaports — the greatest being Guangzhou and Quanzhou, respectively — and maritime foreign trade brought merchants great fortune, it was the Grand Canal within China that spurred the greatest amount of economic activity and commercial profit.

Although he was highly in demand, he did not create many pieces because he was also employed as an art dealer.

Although aluminium demand is rapidly increasing, known reserves of its bauxite ore are sufficient to meet the worldwide demands for aluminium for many centuries.

Although the audience did indeed demand an encore, it was not for Va, pensiero but rather for the hymn Immenso Jehova, sung by the Hebrew slaves to thank God for saving His people.

Although belonging to the Bronze Age, they were the forerunners of the Iron Age, developing the manufacture of iron artifacts from as early as the 14th century BC, when letters to foreign rulers reveal the latter's demand for iron goods.

Although a monopoly's market power is great it is still limited by the demand side of the market.

Although Mazda's concept was for the MX-5 to be an inexpensive sports car, the market proved extremely eager for it ; the car became an overnight novelty, resulting in many dealers placing customers on lists for pre-order due to the demand exceeding the anticipated supply.

Although stroke cases have been traditionally managed by internal medicine or hospitalists, the emergence of vascular neurology and interventional neurologists has created a demand for stroke specialists.

Although the computer was hyped as being advanced for its time, and relatively cheap, it failed to sell well, and UK production was suspended in 1985, due to lack of demand.

Although in 1510 Trinidad and Tobago was said to have the only " peaceful Indians " along the whole South American coast, demand for slaves to supply the pearl-fisheries in nearby Isla Margarita led to them being declared " Caribs

Although Hals ' work was in demand throughout his life, he lived so long that he eventually went out of style as a painter and experienced financial difficulties.

Although a law in October 2006 banned child labor in hotels, restaurants, and as domestic servants, there continues to be high demand for children as hired help in the home.

Although transport systems follow the same supply and demand theory as other industries, the complications of network effects and choices between dissimilar goods ( e. g. car and bus travel ) make estimating the demand for transportation facilities difficult.

Although drafting is sometimes accomplished by a project engineer, architect — or even by shop personnel such as a machinist — skilled drafters ( and / or designers ) usually accomplish the task and are always in demand to some level.

Although the company did raise about $ 30 million from the offering it is estimated that with the level of demand for the offering and the volume of trading that took place the company might have left upwards of $ 200 million on the table.

Although the ridgetops were relatively treeless at that time – because of the sawmill industry's great demand for wood – the construction of observation towers was considered necessary to provide the multiplying tourist hordes with new experiences.

Although Grynszpan was not a German citizen, Germany had been his last place of legal residence, and the Vichy authorities made no objection to Grimm's formal demand that he be handed over.

Although McQueen was combative with directors and producers, his popularity put him in high demand and enabled him to command large salaries.

Although the capacity has more than doubled since Lambeau Field was opened, demand for tickets remains high: season tickets have been sold out since 1960, and more than 81, 000 names remain on the waiting list ( with a reported average wait time of 30 years ).

Although less important than it is to men, age is still a highly significant factor determining demand by women.

Although Vibert originally had no intention of ever releasing any of the recordings, his reputation as a creative young voice in his field created a demand for his work.

Although such studies are set up primarily in an operant conditioning chamber, using food rewards for pecking / bar-pressing behavior, the researchers describe pecking and bar pressing not in terms of reinforcement and stimulus – response relationships, but instead in terms of work, demand, budget, and labor.

" Although she was in demand as a character actress, Winters continued to study her craft.

Although virtual markets may represent a growth area, it is unclear to what extent they can scale to supporting large numbers of businesses, due to the inherent substitutability of goods on these markets plus the lack of factors such as location to dispense demand.