By 2050 the population is expected to reach approximately 20. 2 million people.

By the 2030s, 90 % of reefs are expected to be at risk from both human activities and climate change ; by 2050, all coral reefs will be in danger.

By 1900 the population had risen to 2050, with all residents listed as White.

By the time the year 2050 there is an estimated 9. 1 billion people on earth.

In his column in Tribune, he pointed out the adverse effects of climate change both at home in England and worldwide: " By 2050, if climate change proceeds unchecked, England will no longer be a green and pleasant land.

* By 2050, India will overtake People's Republic of China to top the list of the most populous countries, and these two countries represent about 50 % of world population ( as against 37 % today ).

By 2050, over 20 % of all electricity could be provided by photovoltaics.

By 2050, the worldwide French speaking population will be multiplied by a factor of 4 whereas the world population would only be multiplied by a factor of 1. 5.

It stated: " By nearly doubling its share of global gross domestic product ( GDP ) to 52 percent by 2050, Asia would regain the dominant economic position it held some 300 years ago, before the industrial revolution.

By 2050, the East Asian and South Asian economies will have increased by over 20 times.

By comparison, Stone Harbor bird sanctuary's allies seem less formidable, for aside from the Audubon Society, they are mostly the snowy, common and cattle egrets and the Louisiana, green, little blue and black-crowned herons who nest and feed there.

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

By 1960 there were such schools in all but 4 states.

By themselves they may not be able to save the life on this planet, but without them there would be very little left worth saving.

By saying `` another emotional death '', she reveals that there has been a previous one, although she has not described it in words.

I grinned at him, handed him a couple of dollars and said, `` By the time you get the parking charge figured up, there should be a cigar in it for you ''.

By 335 BC he had returned to Athens, establishing his own school there known as the Lyceum.

By 1840 there were still only ten colonial bishops for the Church of England ; but even this small beginning greatly facilitated the growth of Anglicanism around the world.

By 1903 the Liberals were so dominant that there was no longer an organized opposition in Parliament.

By 1073 there were only two Englishmen in episcopal sees, and by the time of William's death in 1089, there was only one, Wulfstan II of Worcester.

Proof: By symmetry, it suffices to prove that there is some constant c such that for all bitstrings s

By its terms the boundary between Alfred ’ s and Guthrum ’ s kingdoms was to run up the River Thames, to the River Lea ; follow the Lea to its source ( near Luton ); from there extend in a straight line to Bedford ; and from Bedford follow the River Ouse to Watling Street.

By the 1850s when they first came into sustained contact by outside groups, there were estimated 7, 000 Adamanese, divided into the following major groups:

By his zeal and exertions – for there were many conflicting interests to reconcile – he adjusted the affair in a manner at once creditable to his judgment and fortunate for his country.

By the beginning of World War II, many towns and cities had built space, and there were numerous qualified pilots available.

" Caplan comments on the impact of the Supreme Court's decision making it necessary for there to be evidence of guilt in such a plea, " By requiring that there be some evidence of guilt in such a situation, the decision attempts to protect the ' really ' innocent from the temptations to which plea-bargaining and defense attorneys may subject them.

By the end of the 18th century there were no factories or mills and only a few small cottage industries along the border with Zurich.

By the mid-nineteenth century there were Wesleyan, Primitive Methodist, United Free Methodist, Congregationalist, Baptist, Swedenborgian, Unitarian, Roman Catholic and Catholic Apostolic churches in the town.

By the 2nd century there were also famous Christian ascetics, such as Saint Thecla.

By the 15th century there is evidence for the renewed use of lidded cementation crucibles at Zwickau in Germany.

By the 6th century AD there is evidence of the foundation of a Bavarian stem duchy whose leadership was related to the ruling Frankish ( and possibly Alemannic / Swabian ) houses.

By 16: 00, Alexander and Swiftsure were also in sight, although some distance from the main British fleet, and Brueys gave orders to abandon the plan to remain at anchor and instead for his line to set sails, although Blanquet protested the order on the grounds that there were not enough men aboard the French ships to both sail the ships and man the guns.

By 1950, there were only 100, 000 monolingual Bretons, and a rapid decline since, with likely no monolingual speakers left today.

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 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.