auto-update week 30

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Yo Robot 2021-07-29 15:27:17 +00:00
parent e1ecd6c48f
commit a0f3f4ef0a
251 changed files with 2265 additions and 2180 deletions

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@ -37,13 +37,13 @@
"text": "sea level"
},
"lowest point": {
"text": "Challenger Deep in the Mariana Trench -10,924 m<br />note - the Pacific Ocean is the deepest ocean basin"
"text": "Challenger Deep in the Mariana Trench -10,924 m<br>note - the Pacific Ocean is the deepest ocean basin"
},
"mean depth": {
"text": "-4,080 m"
},
"ocean zones": {
"text": "Composed of water and in a fluid state, the oceans are delimited differently than the solid continents. Oceans are divided into three zones based on depth and light level. Although some sea creatures depend on light to live, others can do without it. Sunlight entering the water may travel about 1,000 m into the oceans under the right conditions, but there is rarely any significant light beyond 200 m.<br /><br />The upper 200 m (656 ft) of oceans is called the euphotic, or \"sunlight,\" zone. This zone contains the vast majority of commercial fisheries and is home to many protected marine mammals and sea turtles. Only a small amount of light penetrates beyond this depth. <br /><br />The zone between 200 m (656 ft) and 1,000 m (3,280 ft) is usually referred to as the \"twilight\" zone, but is officially the dysphotic zone. In this zone, the intensity of light rapidly dissipates as depth decreases. Such a minuscule amount of light penetrates beyond a depth of 200 m that photosynthesis is no longer possible.<br /><br />The aphotic, or \"midnight,\" zone exists in depths below 1,000 m (3,280 ft). Sunlight does not penetrate to these depths and the zone is bathed in darkness."
"text": "Composed of water and in a fluid state, the oceans are delimited differently than the solid continents. Oceans are divided into three zones based on depth and light level. Although some sea creatures depend on light to live, others can do without it. Sunlight entering the water may travel about 1,000 m into the oceans under the right conditions, but there is rarely any significant light beyond 200 m.<br><br>The upper 200 m (656 ft) of oceans is called the euphotic, or \"sunlight,\" zone. This zone contains the vast majority of commercial fisheries and is home to many protected marine mammals and sea turtles. Only a small amount of light penetrates beyond this depth. <br><br>The zone between 200 m (656 ft) and 1,000 m (3,280 ft) is usually referred to as the \"twilight\" zone, but is officially the dysphotic zone. In this zone, the intensity of light rapidly dissipates as depth decreases. Such a minuscule amount of light penetrates beyond a depth of 200 m that photosynthesis is no longer possible.<br><br>The aphotic, or \"midnight,\" zone exists in depths below 1,000 m (3,280 ft). Sunlight does not penetrate to these depths and the zone is bathed in darkness."
}
},
"Natural resources": {
@ -61,7 +61,7 @@
"text": "pollution (such as sewage, runoff from land and toxic waste); habitat destruction; over-fishing; climate change leading to sea level rise, ocean acidification, and warming; endangered marine species include the dugong, sea lion, sea otter, seals, turtles, and whales; oil pollution in Philippine Sea and South China Sea"
},
"Marine fisheries": {
"text": "<p>the Pacific Ocean fisheries are the most important in the world accounting for 58.2%, or 49,162,169 mt, of the global marine capture in 2018; of the six regions delineated by the Food and Agriculture Organization in the Pacific Ocean, the following are the most important:</p> <p><em>Northwest Pacific</em> region (Region 61) is the world&rsquo;s most important fishery producing 23.7% of the global catch or 20,058,661 mt in 2018; it encompasses the waters north of 20&ordm; north latitude and west of 175&ordm; west longitude with the major producers including China (12,055,144 mt), Japan (2,851,305 mt), South Korea (942,667 mt), and Taiwan (416,150 mt); the principal catches include Alaska Pollock, Japanese anchovy, chub mackerel, and scads</p> <p><em>Western Central Pacific</em> region (Region 71) is the world&rsquo;s second most important fishing region producing 16%, or 13,540,458 mt, of the global catch in 2018; tuna is the most important species in this region; the region includes the waters between 20&ordm; North and 25&ordm; South latitude and west of 175&ordm; West longitude with the major producers including Indonesia (4,851,803 mt), Vietnam (3,190,749 mt), Philippines (1,886,599 mt), Thailand (1,104,352 mt), and Malaysia (696,935 mt); the principal catches include Skipjack and Yellowfin tuna, sardinellas, and cephalopods</p> <p><em>Southeast Pacific </em>region (Region 87) is the third major Pacific fishery and third largest in the world producing 12.2%, or 10,269,885 mt, of the global catch in 2018; this region includes the nutrient rich upwelling waters off the west coast of South America between 5&ordm; North and 60&ordm; South latitude and east of 120&ordm; West longitude with the major producers including Peru (7,150,340 mt), Chile (2,107,933 mt), and Ecuador (481,934 mt); the principal catches include Peruvian anchovy (68.5% of the catch), Jumbo flying squid, and Chilean jack mackerel</p> <em>Pacific Northeast</em> region (Region 67) is the fourth largest Pacific Ocean fishery and seventh largest in the world producing 3.6% of the global catch or 3,090,706 mt in 2018; this region encompasses the waters north of 40&ordm; North latitude and east of 175&ordm; West longitude including the Gulf of Alaska and Bering Sea with the major producers including the US (2,891,750 mt), Canada (191,228 mt), and Russia (7,728 mt); the principal catches include Alaska pollock, Pacific cod, and North Pacific hake"
"text": "<p>the Pacific Ocean fisheries are the most important in the world accounting for 58.2%, or 49,162,169 mt, of the global marine capture in 2018; of the six regions delineated by the Food and Agriculture Organization in the Pacific Ocean, the following are the most important:</p> <p><em>Northwest Pacific</em> region (Region 61) is the worlds most important fishery producing 23.7% of the global catch or 20,058,661 mt in 2018; it encompasses the waters north of 20º north latitude and west of 175º west longitude with the major producers including China (12,055,144 mt), Japan (2,851,305 mt), South Korea (942,667 mt), and Taiwan (416,150 mt); the principal catches include Alaska Pollock, Japanese anchovy, chub mackerel, and scads</p> <p><em>Western Central Pacific</em> region (Region 71) is the worlds second most important fishing region producing 16%, or 13,540,458 mt, of the global catch in 2018; tuna is the most important species in this region; the region includes the waters between 20º North and 25º South latitude and west of 175º West longitude with the major producers including Indonesia (4,851,803 mt), Vietnam (3,190,749 mt), Philippines (1,886,599 mt), Thailand (1,104,352 mt), and Malaysia (696,935 mt); the principal catches include Skipjack and Yellowfin tuna, sardinellas, and cephalopods</p> <p><em>Southeast Pacific </em>region (Region 87) is the third major Pacific fishery and third largest in the world producing 12.2%, or 10,269,885 mt, of the global catch in 2018; this region includes the nutrient rich upwelling waters off the west coast of South America between 5º North and 60º South latitude and east of 120º West longitude with the major producers including Peru (7,150,340 mt), Chile (2,107,933 mt), and Ecuador (481,934 mt); the principal catches include Peruvian anchovy (68.5% of the catch), Jumbo flying squid, and Chilean jack mackerel</p> <em>Pacific Northeast</em> region (Region 67) is the fourth largest Pacific Ocean fishery and seventh largest in the world producing 3.6% of the global catch or 3,090,706 mt in 2018; this region encompasses the waters north of 40º North latitude and east of 175º West longitude including the Gulf of Alaska and Bering Sea with the major producers including the US (2,891,750 mt), Canada (191,228 mt), and Russia (7,728 mt); the principal catches include Alaska pollock, Pacific cod, and North Pacific hake"
},
"Climate": {
"text": "planetary air pressure systems and resultant wind patterns exhibit remarkable uniformity in the south and east; trade winds and westerly winds are well-developed patterns, modified by seasonal fluctuations; tropical cyclones (hurricanes) may form south of Mexico from June to October and affect Mexico and Central America; continental influences cause climatic uniformity to be much less pronounced in the eastern and western regions at the same latitude in the North Pacific Ocean; the western Pacific is monsoonal - a rainy season occurs during the summer months, when moisture-laden winds blow from the ocean over the land, and a dry season during the winter months, when dry winds blow from the Asian landmass back to the ocean; tropical cyclones (typhoons) may strike southeast and east Asia from May to December"