Phosphorus is an important nutrient for a lake, but too much of it is not a good thing because it encourages blue-green algae. semi-aquatic animal related to the weasel. Zebra mussels multiply so quickly that they clog pipes. This lack of predators often causes some wicked problems in the place it colonizes. During the fall, the warm surface water begins to cool. See more. A 1000-Year-Old Nordic Spearhead Raises the Question - Were The Vikings in New York? 1145 17th Street NW The name lake is of Anglo-Saxon origin and came from when the family lived beside or close to a lake. Glacial Glacial max. Although Lake of the Ozarks is only 88 years old, the area is rich in history. organism that produces its own food through photosynthesis and whose cells have walls. Ducks are the most common lake birds. The Lake District was a favorite place of the so-called Lake Poets, a group of 19th-century English writers including William Wordsworth and Samuel Taylor Coleridge. These faults make natural basins that may fill with water from rainfall or from streams flowing in the basin. Other lakes are so shallow that a person could easily wade across them.Lakes exist at many different elevations. At home, people can help by using phosphorus-free fertilizer and by fertilizing only where it’s needed. Sunlight warms the water, and wind cools it down. The Caspian Sea, in Europe and Asia, is the world’s largest lake, with an area of more than 370,000 square kilometers (143,000 square miles).Lakes also vary greatly in depth. One of the main components of Earth’s interdependent physical systems is the hydrosphere. The most famous invasive species in lakes is probably the zebra mussel, a small mollusk native to the Black Sea and the Caspian Sea in Europe and Asia. Sea level is determined by measurements taken over a 19-year cycle. The habitats that freshwater ecosystems provide consist of lakes, rivers, ponds, wetlands, streams, and springs. This is called an algal bloom and is harmful to lakes, animals, plants, and people.Blue-green algae is different from true algae because it is not eaten by other organisms. movement and interaction of the Earth's plates. | Meaning, pronunciation, translations and examples The water may be full of non-native species accidentally captured as the ship took on ballast. It is famous for its biblical associations; its Old Testament name was Sea of Chinnereth, and later it was called the Lake of Gennesaret. lakes as plausible settings for the origin of life. energy generated by moving water converted to electricity. Study of Lake Pepin and Lake St. Croix began more than a century ago, but new information has permitted a closer look at the geologic history of these two riverine lakes located on the upper Mississippi River system. Differing in size and shape, watersheds can encompass a small stream or span thousands of miles like the Mississippi River watershed. When the glaciers melted, water filled those depressions, forming lakes. On the 1688 map, Lake Michigan is called Lac des Illinois. Other animals live near the lake, such as bats and semi-aquatic animals, such as mink, salamanders, beavers, and turtles. Artificial lakes also provide recreational use for boating, swimming, or fishing.Artificial lakes can provide electricity through hydroelectric power plants at the dam. The Lakes family name was found in the USA, the UK, Canada, and Scotland between 1851 and 1920. Hoorah! In 1957, Hutchinson published a monograph that is regarded as a landmark discussion and classification of all major lake types, their origin, morphometric characteristics, and distribution. distance north or south of the Equator, measured in degrees. Some scientists say they carry a type of disease that is deadly to birds that eat the mussels. Lake Victoria, also called Victoria Nyanza, largest lake in Africa and chief reservoir of the Nile, lying mainly in Tanzania and Uganda but bordering on Kenya.Its area is 26,828 square miles (69,484 square km). Hilary Hall According to Gordon Childe, however, the predominant racial element in the earliest graves in the region from Elam to the Danube is the ‘Mediterranean’. Also called indigenous species. heavy material, usually water, used to provide stability for large ships or other oceangoing vessels. Plants growing along the lakeshore may include mosses, ferns, reeds, rushes, and cattails. Resources can be natural or human. tiny, dry particles of material solid enough for wind to carry. How the Lakes were Formed-- Once a Table Land-- Buried River Beds-- Relics of Nature's Ancient Handiwork-- Ancient Rivers-- The Laurentian, Huronian and Erigan Rivers-- Lake Region Submerged--Tilting up of the Land from the Northeast-- District Re-elevated-- Birth of the Great Lakes-- Processes by which They attained Present Beds-- Future Drainage into the. Some of the most common fish found in lakes are tiny shiners, sunfish, perch, bass, crappie, muskie, walleye, perch, lake trout, pike, eels, catfish, salmon, and sturgeon. For example, indigenous people called the Uros have lived on Lake Titicaca in the Andes Mountains for centuries. Once non-native species have been introduced into a lake, they are almost impossible to get rid of.How do invasive species invade in the first place? Most lakes contain freshwater. In the late 1980s, zebra mussels were found in several of North America’s Great Lakes. Lake Tanganyika, one of the African Great Lakes, has an extremely high pH. long period of cold climate where glaciers cover large parts of the Earth. The lake becomes smaller, starting at the edges and working toward the middle. (sodium chloride, NaCl) crystalline mineral often used as a seasoning or preservative for food. When introduced to new food sources, invasive species multiply quickly, crowding out the helpful native species until there are more invasive than native species. Zebra mussels devastate native plants and animals. In many circumstances these isolated lakes are saline due to evaporation or groundwater inputs. The last ice age peaked about 20,000 years ago. The remains of fish and other animals pile up on the lake’s bottom. one of the seven main land masses on Earth. The Origin of the Narran Lake. organ in an animal that is necessary for breathing. Generally, the clearer the water in the lake, the fewer nutrients it has. buying, selling, or exchanging of goods and services. all related food chains in an ecosystem. Lake definition is - a considerable inland body of standing water; also : a pool of other liquid (such as lava, oil, or pitch). Through the centuries, lakes have provided routes for travel and trade. Nitrogen and sulfur, the main ingredients of acid rain, rise in the air and may be carried hundreds of kilometers by wind. They are found on every continent and in every kind of environmentin mountains and deserts, on plains, and near seashores. There are many lakes today in the United States, Canada, and parts of Europe dead or drying up because of acid rain.Some steps have been taken to curb acid rain. the fall of rocks, soil, and other materials from a mountain, hill, or slope. Washington, DC 20036, National Geographic Society is a 501 (c)(3) organization. We’re the only Pop Archaeology site combining scientific research with out-of-the-box perspectives. The lake effect can help farmers. What's your favourite Fairy Tales (and their possible origins), Dinner Invitations for Famous People from the Past, about The Mysterious Disappearance of the Thomas Hume and its Dramatic Rediscovery. Approximately 71 percent of Earth’s surface is covered in water. Civil War, westward expansion, and railroads all helped … a type of plant or animal that is not indigenous to a particular area. ), a resident of the Yalaha area on the southern edge of the lake, it was The organization was incorporated on July 8, 1921, as the Minnesota Cooperative Creameries Association. dark, solid fossil fuel mined from the earth. Our … The Great Lakes of North America, for example, are major inland routes for ships carrying grain and raw materials such as iron ore and coal.Farmers use lake water to irrigate crops. They also eat the roots and the celery-like stalks of the reeds. National Geographic Headquarters This harms machinery at industrial plants that use water, including hydroelectric dams and water filtration plants. lake formed from an abandoned bend in a river. Messiah on Temple Mount: Are We Nearing the End of Time? On top of the lake is an icecap 4 kilometers (2.5 miles) thick. process of the dense lower layer of a lake rising to become the upper, less-dense layer. insect that preys on mosquitoes and other insects. The surname lake originally derived from the Old English word lacu which meant lake. You can see how Lakes families moved over time by selecting different census years. Core chronological data indicate that the majority of the lakes investigated are less than 150 years old, which supports a recent origin of the lakes. Satellite image of Houghton Lake, a large in land lake. Captain F.B. to cut off the air supply of a living organism. The phosphorus seeps into the ground and eventually reaches the lake. (1989, 1993). business that organizes and delivers public services such as electricity, water, or natural gas. lake is a topographic surname, which was given to a person who resided near a physical feature such as a hill, stream, church, or type of tree. (1929-1941) period of very low economic activity in the U.S. and throughout the world. Glaciers also carved deep valleys and deposited large quantities of earth, pebbles, and boulders as they melted. species that occur naturally in an area or habitat. Lakes need to have a balance of nutrients. type of aquatic bacteria (not algae) that can photosynthesize light to create energy. having parts or molecules that are packed closely together. The final way to classify lakes is by the kinds of fish they have. middle layer of a lake where temperature change occurs most frequently. These were natural processes associated with catastrophic events. Terms of Service | area of land that receives no more than 25 centimeters (10 inches) of precipitation a year. It stays on the surface of the water and forms a sort of mat. Weird things about the name Lakes: The name spelled backwards is Sekal. And while some people may seem content with the story as it stands, our view is that there exists countless mysteries, scientific anomalies and surprising artifacts that have yet to be discovered and explained. The residents who had observed the bull’s behavior began referring to the big lake as Buddy’s Lake, then Buddy Lake and finally Lake Buddy. About 280 000 cu.km of water exists on earth in the form of lakes. source of electric light that uses less power and lasts longer than an incandescent light bulb or lamp. A lake must have a healthy amount of oxygen to sustain life. SLV, a private community established with the assistance of the State of South Carolina, was developed by Cooper Communities, Inc. based in Rogers, Arkansas. to remove particles from a substance by passing the substance through a screen or other material that catches larger particles and lets the rest of the substance pass through. In spring, cool lake winds help plants not to grow too soon and avoid the danger of early-spring frosts, which can kill the young crops.Lakes supply many communities with water. The hypolimnion is the warmest. If water only leaves a lake by evaporation, the lake is closed. Sustainability Policy | Also called visual range. Acid rain, however, is caused by human activities and is harmful. Although Lake Baikal covers less than half the surface area of Lake Superior—one of North America’s Great Lakes—it is about four times deeper and holds nearly as much water as all five of the Great Lakes combined. If a media asset is downloadable, a download button appears in the corner of the media viewer. It forces the water of the hypolimnion to rise. Other organisms feed off these plants and algae, creating a complex, healthy ecosystem. When these gases mix with the moisture in clouds, they form strong acids, which kill fish, plants, and other organisms when the acids fall as rain or snow on lakes. (1955) set of rules and regulations to control air pollution in the United States. deposit in the Earth of minerals containing valuable metal. Only three natural asphalt lakes exist in the world, but the largest is near the village of La Brea in Trinidad. person who cultivates land and raises crops. But with human influence, it can take only decades. Nova Scotia had the highest population of Lakes families in 1911. In 1880 there were 131 Lakes families living in Kentucky. Explore the new worlds of these alien species with this collection of resources. The ice actually insulates the water, preventing it from freezing. Within the global hydrologic cycle, freshwater lakes constitute only about 0.009 percent of all free water, which amounts to less than 0.4 percent of all continental fresh water. Phosphorus from farms, sewage, and industry fertilized the waters so that huge algae blooms developed year after year. chemical compound that reacts with a base to form a salt. A watershed, also called a drainage basin or catchment, is an area drained by a river and its tributaries. method of work or functionality of a living thing or series of living things. As water flows over and through the landscape, it transports materials like plastics, and often times, pollutants, moving them downstream and ultimately to the ocean. By bringing together top experts and authors, this archaeology website explores lost civilizations, examines sacred writings, tours ancient places, investigates ancient discoveries and questions mysterious happenings. land cultivated for crops, livestock, or both. Well, some are introduced purposely by humans, such as the European hare which was brought to Australia in the 1830s, and some are introduced by accident, like the emerald ash borer, which has wiped out native ash trees in the Midwest and the Eastern United States. Many people refer to lakes by size.How Animals and Plants Use LakesLakes are important in preserving wildlife. Depending on its origin, a lake may occur anywhere within a river basin. to cover with material to prevent the escape of energy (such as heat) or sound. If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. grass with tall, strong stalks that grows in marshy ecosystems. A lake’s plants and algae slowly die. The area is now dominated by salt pans, but was once home to an enormous lake, which may have been our ancestral heartland 200,000 years ago. inorganic material that has a characteristic chemical composition and specific crystal structure. solid material transported and deposited by water, ice, and wind. Biology, Ecology, Earth Science, Experiential Learning, Geography, Physical Geography, This lists the logos of programs or partners of NG Education which have provided or contributed the content on this page. Salt Lake became a vital trading post for farmers and merchants. Privacy Notice | Because they are often very beautiful, lakes are popular recreation and vacation spots. Learn more. Also called a crawdad. When the conditions are just right, the algae multiplies quickly. Lake Health: Blue-Green AlgaeAlthough lakes naturally age and die, people have sped up the process by polluting the water. The name lake is of Anglo-Saxon origin and came from when the family lived beside or close to a lake. These ships take in ballast water, which helps stabilize the ship as it crosses the ocean. Sewage from towns and cities causes explosive growth of blue-green algae, and waste from factories can wash into the lakes and pollute them. Erin Sprout devices or tools that use electricity to work. The present configuration of the Great Lakes basin is the result of the movement of massive glaciers through the mid-continent, a process that began about one million years ago during the Pleistocene Epoch. freshwater fish with wiry organs that look like whiskers on its upper jaw. movement of a group of people or animals from one place to another. Origins of Lakes 11. gases and particles expelled from an engine. At this point, the drying-up process slows down dramatically; limnologists, people who study lakes and ponds, aren’t sure why. Its middle layer is the metalimnion, or thermocline. It so appeared on early charts and maps. This was about 35% of all the recorded Lakes's in Canada. rocky outermost layer of Earth or other planet. Acids have pH levels lower than 7. precipitation with high levels of nitric and sulfuric acids. When the western part of Illinois is snowing, Chicago often remains slightly warmer. Blue-green algae also can become so dense that it prevents light from penetrating the water, changing the chemistry and affecting species living below the surface. an opening in the Earth's crust, through which lava, ash, and gases erupt, and also the cone built by eruptions. inland body of fresh water that does not have a river or other outlet flowing from it, losing water only through evaporation. inland body of fresh water that exists under a glacier or ice cap. Some pictures of Land O’ Lakes are here.. Dr. Susan MacManus talked about the history of Land O’ Lakes and showed lots of photos from her two books about the Lutz-Land O’ Lakes area on Sept. 28, 2013. The dam was built to control the unpredictable Colorado River and provides electricity to the western United States.Chemical and Physical Aspects of LakesTemperature, light, and wind are three of the main factors that affect the physical characteristics of a lake. Archaeologists often excavate ancient lake beds, such as Fossil Butte in the U.S. state of Wyoming. Such blooms were common in the lake’s shallow western basin in the 1950s and 60s. Blue-green algae, also called cyanobacteria, is not a part of the food web. Lakes cover only about 1 percent of the continents, and contain less than 0.02 percent of the world's water, but they are important ecosystems and may be sources of water supply in certain regions. Making sure septic systems don’t have leaks, safely disposing of household chemicals (like paint), and minimizing activities that erode soil also help prevent the spread of blue-green algae. dam on the Colorado River between the U.S. states of Arizona and Nevada. Ancient Origins articles related to Great Lakes in the sections of history, archaeology, human origins, unexplained, artifacts, ancient places and myths and legends. Rain washes soil and pebbles into the basin. The geological term finger lake refers to a long, narrow lake in an over deepened glacial valley. All lakes, even the largest, slowly disappear as their basins fill with sediment and plant material. HISTORY OF PASCO COUNTY Land O’ Lakes The name Land O’ Lakes did not exist when this map was published in 1941. Natural processes such as the eruption of a nearby volcano can alter the chemical aspect of a lake by introducing new gases or minerals. Waterbugs, beetles, and spiders glide and skitter across the surface or just below it. Santani Teng Closed lakes usually become saline, or salty. Most lakes go through a process called thermal stratification. floating object anchored to the bottom of a body of water. Although the reasons for its presence in Charles Point are contested, no one can deny the fact... Not very long ago, a Native American tribe known as the Ojibwa tribe roamed the Great Lakes region of the United States and Canada. Data Lakes are consolidated, centralized storage areas for raw, unstructured, semi-structured, and structured data, taken from multiple sources and lacking a predefined schema. Lake definition: A lake is a large area of fresh water, surrounded by land. Methylmercury, a toxic form of mercury, has been linked to acid rain. Also called cyanobacteria and (in freshwater habitats) pond scum. The most common origin of anthropogenic lakes is the creation of reservoirs by damming a river or stream. The Lakes family name was found in the USA, the UK, Canada, and Scotland between 1851 and 1920. Scientists have found evidence of it from hundreds of years ago. 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