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GWD
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After increasing steadily for centuries, the total annual catch of all wild fish peaked in 1989; since that time, the total catch for most species has declined or plateaued, prompting conservation efforts designed to help prevent population crashes and possible extinctions.
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GWD
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More than fifty years after the Second World War, a number of African American soldiers were awarded - some of them posthumously - with the Congressional Medal of Honor, which was the nation's highest military award, and which was long overdue in recognition of their outstanding bravery.
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GWD
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The discovery that Earth's inner core rotates independently of and more quickly than Earth's outer layers is responsible for advancing studies of the flow of heat from the inner through the outer planet and of the formation and periodic reversal in direction of Earth's magnetic field.
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GWD
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The principal feature of the redesigned checks is a series of printed instructions that the company hopes will help merchants confirm a check's authenticity, which includes reminders to watch the endorsement, compare signatures, and view the watermark while holding the check to the light.
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GWD
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Biologists working in Spain say that their discovery of teeming life in a highly acidic river may not only broaden the search for life, or for evidence of past life, on other planets but also show that a number of forms of microscopic life can adapt to conditions that scientists have long thought hostile to all but the hardiest bacteria.
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GWD PREP08 Test 2
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Caribou are wary animals with excellent hearing, so stalking them over the treeless landscape, getting close enough to kill it with nothing but a handheld lance, as Dorset people did, required exceptional hunting skill.
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GWD
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Researchers have announced that the magnetic fields emitted by one manufacturer's security surveillance system, of which type there are 200,000 worldwide, can interfere with pacemakers and that this interaction can bring on missed or irregular heartbeats, nausea, breathlessness, dizziness, and even fainting.
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GWD
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When a ton of wheat was being moved from Buffalo to New York City before the opening of the Erie Canal in 1825, it took three weeks and cost $100, but when the canal was used, it took less than eight days and cost less than $6.
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GWD
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In addition to being China's first administrators, in the sense that they developed a coherent bureaucracy for their empire, the first literate culture in East Asia were the Shang, and they were well known for crafting ornate bronze ritual vessels.
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GWD
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Elk now live almost solely in the Rocky Mountains, which would make it seem that elk are mountain dwellers, while they once ranged over virtually all of the continental United States except for a small strip in the extreme Southwest.
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GWD PREP08 Test 1
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In Scotland, the number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting, by pollution, and by various other threats to the fish's habitat.
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GWD
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Unlike that of earlier works on slavery, Blassingame's innovative study relies not on the records of White slave owners but on the records of the salves themselves, especially the 70 or so autobiographies and memoirs that have been preserved.
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PREP07 Test 1
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Ancient hunter-gatherers developed instincts that stigmatized selfishness, and voluntary cooperation was encouraged as well, whether it be within the group or also with outsiders.
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PREP07 Test 1 GWD
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Unlike most severance packages, which require workers to stay until the last day scheduled to collect, workers at the automobile company are eligible for its severance package even if they find a new job before they are terminated.
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PREP07 Test 1
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Having finally reached a tentative labor agreement with its company's pilots, it must now be determined by the airline's board of directors how the airline can both increase profits and compete more effectively for customers than they did in the past.
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PREP07 Test 1
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Although unhappy with the high rent her company was paying for its suburban office building, the chief executive recognized rental rates for buildings in the suburbs as far lower than it typically is for property that is located within the city limits.
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PREP07 Test 1
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While they remove carbon dioxide from the air, conserve soil and water, and house thousands of species, forests also supply potentially valuable pharmaceuticals, and, as sources of building material and firewood, that provide employment for millions worldwide.
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OG12 OG15 OG16 OG17 PREP08 Test 1 OG18
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The widely accepted big bang theory holds that the universe began in an explosive instant ten to twenty billion years ago and has been expanding ever since.
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OG12 OG15 OG16
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Rising inventories, when unaccompanied correspondingly by increases in sales, can lead to production cutbacks that would hamper economic growth.
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OG12 OG15 OG16 OG17
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Sunspots, vortices of gas associated with strong electromagnetic activity, are visible as dark spots on the surface of the Sun but have never been sighted on the Sun's poles or equator.
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