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... Lack of hard frost may also drive species shifts and allow invasive species to encroach, although more remote islands may be less susceptible than other parts of the state. It is possible that some species shifts may not occur as rapidly as needed to keep up with changing climate conditions. Tree li ...
Biomes of the World - Mrs.Cain's World Geography
Biomes of the World - Mrs.Cain's World Geography

... Biomes are distributed across the Earth based primarily on climate. Therefore, in areas that are far apart, you will sometimes find similar plants and animals because the climate is similar. One factor affecting climate is latitude. Typically, the farther you move north or south of the equator, the ...
Wildlife Studies
Wildlife Studies

... o Very fertile- harsh seasonal changes- very wet season followed by extremely dry season (animals migrate away) o Wet season- lush grass and shrubbery growth- ample food for large animals o Fire- important role o Lots of precipitation supports tall grasses, occasional trees ...
Human Biology 100A – Biome Images
Human Biology 100A – Biome Images

...  Canada, Scandinavia, and Russia (also N–S mountain ranges, such as the Rocky Mountains)  conifers (low species richness)  most precipitation comes as snow  relatively long winters (short growing season)  soils relatively thin and acidic ...
BIOMES/AQUATIC SYSTEMS Biology 1039 Terrestrial
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... Characteristic animals: moose, elk, beavers, mink, wolves, lynx, hares IV. Woodland/Grassland/Shrub land continuum (Temperate Grassland, Mediterranean Scrub) Climate: moderate rainfall (125 – 25 cm), moderate-hot summers, cold winters Plant forms: as implied by names Characteristic animals: variety ...
Biomes 3 - Decatur ISD
Biomes 3 - Decatur ISD

... Biomes are distributed across the Earth based primarily on climate. Therefore, in areas that are far apart, you will sometimes find similar plants and animals because the climate is similar. One factor affecting climate is latitude. Typically, the farther you move north or south of the equator, the ...
Polar Bears, Climate Change and International Law
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... Recognizing that the polar bear is a significant resource of the Arctic Region that requires additional protection Having decided that such protection should be achieved through co-ordinated national measures taken by the States of the Arctic Region ...
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... The living parts of the environment. Includes MANY species of organisms ( living things). Species: a group of organisms that can reproduce to produce similar, fertile organisms. ...
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... was so enchanted with the lush green island that he called it “The Spanish Island”.  As the island was colonized, most of its indigenous tribes died out from diseases and harsh working conditions in Spanish gold mines.  By 1517, the indigenous population was down to 14,000 from an original populat ...
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... the effects of variations in the volume of Atlantic water inflow and anthropogenic impacts could be pronounced. Moreover, many Arctic species have special adaptations (with respect to food availability, fat storage, life cycle, behaviour, etc.) which could make them vulnerable in certain situations. ...
Chapter 22 Summary
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... thing that I see! What's that thing you've made out of my truffula tree? -Dr. Seuss Introduction In order to study the natural ecosystems of the earth, scientists have grouped various ecosystems together into similar regions of plant life known as biomes. Each biome is home to distinct groups of pla ...
Chapter 7 - Kennedy APES
Chapter 7 - Kennedy APES

... C. Prairies are temperate grasslands with cold winters and hot and dry summers. They have deep and fertile soils that make them widely used for growing crops and grazing cattle. Rain falls unevenly throughout the year. 1. Organic matter accumulates, producing fertile soil, as above ground plant part ...
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APES – Supplemental Notes

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... The Arctic marine ecosystem is more fragile than more-complex ecosystems found further south. If one species is lost, there may be few or none that can take its place in the food web. Arctic Sea ice. Stewart MacDonald @ Canadian Museum of Nature ...
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... Many of the plants are drought deciduous; they lose their leaves when it is dry. Few of the tropical seasonal forests remain in their natural state as humans use fire to clear the land in the dry season and settle there. ...
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... their plants. Major Biomes are also characterized by temperature, precipitation, and animal species. ...
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The Role of Climate Biomes

... The Effect of Latitude on Climate • As a result of differences in latitude and thus angle of heating, Earth has 3 main climate zones: – Polar zones – cold areas around the North and South poles – Temperate zones – between the polar and tropical zones; have seasons that range from hot to cold – Trop ...
Biomes of the World
Biomes of the World

... Biomes of the World Objective 1.01 Describe and compare several common ecosystems (communities of organisms and their interaction with the environment). ...
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... Text Compactor-http://textcompactor.com/ •There are two known configurations of the continents (in existence today) that either block or reduce the warm water from the equator to the poles. For example, the continent of Antarctica sits on top of a pole and the polar Arctic Ocean is almost land-lock ...
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... longest lifecycle lasting up to five or more years, whereas C. finmarchicus generally completes its lifecycle within 1 year (Falk-Petersen et al., 2009) (Fig. 1). Calanus glacialis, on the other hand, seems to have a lifecycle ranging between 1 and 3 years (Falk-Petersen et al., 2009). One well-docu ...
chapt05_lecture_Terrestrial Biomes Fall 2014
chapt05_lecture_Terrestrial Biomes Fall 2014

... Many of the plants are drought deciduous; they lose their leaves when it is dry. Few of the tropical seasonal forests remain in their natural state as humans use fire to clear the land in the dry season and settle there. ...
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Biodiversity of World Biomes

... The Biosphere • In 2002 , about 1.7 million species had been discovered and identified by biologists. • The sum of Earth’s ecosystems, the Biosphere encompasses all parts of the planet inhabited by living things. ...
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... The study of mosses could help understand environmental impacts Mosses are an important but sometimes overlooked group of plants, which play a significant role in cycling in carbon and nitrogen between the land and the air. A new study proposes that scientists could use mosses as a model to investig ...
Grassland and Chaparral
Grassland and Chaparral

... Soil: where the subsoil is permafrost (permanently frozen soil). The soil there is frozen from 25–90 cm (9.8–35.4 inches) down, and it is impossible for trees to grow. ...
CHAPTER 7
CHAPTER 7

... D. Water vapor, carbon dioxide, and other gases influence climate by warming the lower atmosphere and the earth’s surface. 1. These gasses (water vapor, carbon dioxide, methane, and nitrous oxide) are known as greenhouse gasses. They allow mostly visible light, some infrared radiation, and ultraviol ...
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Arctic ecology



Arctic ecology is the scientific study of the relationships between biotic and abiotic factors in the arctic, the region north of the Arctic Circle (66 33’). This is a region characterized by stressful conditions as a result of extreme cold, low precipitation, a limited growing season (50–90 days) and virtually no sunlight throughout the winter. The Arctic consists of taiga (or boreal forest) and tundra biomes, which also dominate very high elevations, even in the tropics. Sensitive ecosystems exist throughout the Arctic region, which are being impacted dramatically by global warming. The earliest inhabitants of the Arctic were the Neanderthals. Since then, many indigenous populations have inhabited the region, which continues to this day. Since the early 1900s, when Vilhjalmur Stefansson led the first major Canadian Arctic Expedition, the Arctic has been a valued area for ecological research. In 1946, The Arctic Research Laboratory was established in Point Barrow, Alaska under the contract of the Office of Naval Research. This launched an interest in exploring the Arctic examining animal cycles, permafrost and the interactions between indigenous peoples and the Arctic ecology. During the Cold War, the Arctic became a place where the United States, Canada, and the Soviet Union performed significant research that has been essential to the study of climate change in recent years. A major reason why research in the Arctic is essential for the study of climate change is because the effects of climate change will be felt more quickly and more drastically in higher latitudes of the world as above average temperatures are predicted for Northwest Canada and Alaska. From an anthropological point of view, researchers study the native Inuit peoples of Alaska as they have become extremely accustomed to adapting to ecological and climate variability.
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