By 2030, over 2 billion people in the world will be living in slums.

* By 2030, " advanced countries will be competing for immigrants ," because of declining birthrates, according to George Friedman.

By the year 2030 this number is expected to rise to 334, 279 or 918. 882 operations per day.

By 2030, traffic volumes are expected to increase by 35 %, the equivalent of 19, 000 additional vehicles.

By 2030, the site of two reactors should be ready for re-use (" brownfield ").

By 2030, there will be about 72. 1 million older persons, more than twice their number in 2000.

By 2030, the number of buildings over 30 years old will increase by four folds.

By this time, portions of Ormsby County had been given over to neighboring counties, reducing the county to Carson City and a few outlying settlements.

By the 6th century the majority of the modern county was part of the East Saxon kingdom.

By 1211 the Livonian province of Metsepole ( now Limbaži district ) and mixed Livonian-Latgallian inhabited county of Idumea ( now Straupe ) was converted to the Roman Catholic faith.

By Eastern Han times, the central government monopolies were repealed in favor of production by commandery and county administrations, as well as private businessmen.

By opening the ports of the county to all nations, and proclaiming full freedom of trade ( 1626 ), the commerce of the city was given great stimulus, the noble families taking part in its mercantile enterprises.

By the 1890s the county contained the following burghs, which were largely outside the county council's jurisdiction:

By 1793, four towns had been added to the county by division of the existing towns:

By the 1860s the towns of Harmony, Knightsville, and Brazil were growing rapidly, due in part to their location along the National Road, and also because of the many coal companies in that section of the county.

By 1951, enrollment stood at 35, 000 and included teachers, county and city employees.

By a treaty with Louis IX of France, he wrested the county of Barcelona from nominal French suzerainty and integrated it into his crown.

By 2008 the county population had grown 43 % to 137, 589.

By votes in the commission, the commissioners are given executive responsibilities for the various county departments, which fall under the categories of " Roads and Transportation ", " Community Development ", " Environmental Services ", " Health and Human Services ", " Technlogy and Land Development ", and " Finance and General Services ".

By 1852, regular rail transportation from Columbia to Baltimore, Philadelphia, Pittsburgh, and Harrisburg made the town the commercial center for the area halfway between the county seats of Lancaster and York.

By contrast, in other municipalities, the sheriff's office may be merged with most or all city-level police departments within a county to form a consolidated city-county or metropolitan police force responsible for general law enforcement anywhere in the county.

By 1810, the county seat was at Denbigh.

By the time of the American Revolution, it was the most populous county in Virginia.

By 2005 non-Hispanic whites were 84. 5 % of the population of the county.

By the late 1950s, although immune from annexation by the bigger cities, the most recent suit by the city of Norfolk against Norfolk County would have taken all of the county land adjoining South Norfolk.

By the time most indentured workers had earned freedom and some rose to common planter status, the wealthiest planter families in the county already controlled the valuable riverfront.

By the late 1950s a majority of those graduating from high school in the county were Mexican American.

By January 1, 1991, almost of oil had been taken from county lands since 1936.

By 1920 only eighty-one people lived in the county, and only twenty-seven farms remained.

By `` image '' is meant not only a visual presentation, but also remembered sensations of any of the five senses plus the feelings which are immediately conjoined therewith.

By virtue of his self-reliance, his individualism and his freedom from external restraint, the private eye is a perfect embodiment of the middle class conception of liberty, which amounts to doing what you please and let the devil take the hindmost.

By upholding his own personal code of behavior, the private detective has placed himself in opposition to a society whose fabric is permeated with crime and corruption.

By our policy the West was -- is -- split.

By law this is 75% for the Virgin Islands, Guam and Puerto Rico.

By law this is 70% for the Virgin Islands, Guam and Puerto Rico.

By this standard, it is determined that where two stations operating on the same frequency are involved, objectionable interference from station A exists at any point within the service area of station B where station A's signal is of an intensity one-twentieth or more of the strength of station B's signal at that point.

By this time Henri's entire chest-back-lat-shoulder area is pumped-up to almost bursting point, and Claude takes time to do a bit more pectoral-front deltoid shaping work.

By this scheme, pulling one signal to clear locks all the other switch and signal levers in safe positions until the first signal is again restored to normal.

By lifting the seat upwards a little, the weight is taken off the neck and the back is kept rounded.

By the middle of the summer, many of the larvae apparently receive such a good diet that it is `` optimal '', and it is then that young queens begin to appear.

By Theorem 10, D is a diagonalizable operator which we shall call the diagonalizable part of T.

By ( 1 ), the image of this pencil is a ruled surface of order Af which is met by the plane of the pencil in a curve, C, of order Af.

By means of this social control, deviance is either eliminated or somehow made compatible with the function of the social group.

By the time the child first attacks the actual problem of reading, he is completely familiar and at ease with all of the elements of words.

By this time there is little doubt but what election plans were complete.

By the very nature of the situation, it is the union which has been able to select the time and place to bring pressure upon management.

By all means the most important distinction is that between those total-cost apportionments which superimpose a distribution of admittedly unallocable cost residues on estimates of incremental or marginal costs, and those other apportionments which recognize no difference between true cost allocation and mere total-cost distribution.

By airline from Concord to Burlington is a distance of about 150 miles, counting a slight deviation for the stop at either Barre or Montpelier.

By using instruments of gradually increasing size, the vagina is gently, and with minimum pain at each stage, taught to yield to an object of the appropriate shape.

By means of charts showing wave-travel times and depths in the ocean at various locations, it is possible to estimate the rate of approach and probable time of arrival at Hawaii of a tsunami getting under way at any spot in the Pacific.