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The Arctic Map: Regions, Geography, Facts & Figures
The Arctic region, located in the northernmost part of the Earth, is home to unique wildlife species and plays a critical role in regulating the Earth's climate and ocean currents. Extreme cold…User's Guide to Environmental Language
acid rain: Rain contaminated with pollutants such as sulfur dioxide and nitrogen oxide. These gases come from fuels being burned at high temperatures and from car exhausts. When acid rain…The Largest States in the U.S. by Area
The United States of America is a country of immense geographical diversity, with a landscape that spans from snow-capped mountains to sun-kissed beaches, arid deserts to lush forests. The country's…Fifty States and Fifty Fun Facts
StateHome ofAlabama George Washington Carver, who discovered more than 300 uses for peanutsAlaska The longest coastline in the U.S., 6,640 miles, greater than that of all other states…North America Map: Regions, Geography, Facts & Figures
North America is the world's third largest continent, covering an area of approximately 24.5 million square kilometers. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the east…Italy Map: Regions, Geography, Facts & Figures
Welcome to Italy, a country of great historical significance, vibrant culture, and stunning landscapes. Located in southern Europe, Italy is a boot-shaped peninsula extending into the Mediterranean…Rhine
(Encyclopedia) RhineRhinerīn [key], Du. Rijn, Fr. Rhin, Ger. Rhein, Lat. Rhenus, principal river of Europe, c.820 mi (1,320 km) long. It rises in the Swiss Alps and flows generally north, passing…Geology of the Grand Canyon: The Vermilion Cliffs.
THE TRIAS.THE TEMPLES AND TOWERS OF THE VIRGEN.THE VERMILION CLIFFS.To this great wall, terminating the Triassic terrace and stretching from the Hurricane Ledge to the Paria, Powell has given…Weather: Mass Appeal
Mass AppealWeatherOn Another FrontMass AppealPutting Up a FrontFrontal AttackStorms on the FrontTelling What's Next Although the weather is very changeable and always seems to show great variations…How Many Continents Are There?
Source: iStock Like a large jigsaw puzzle, the surface of the Earth is divided up into interlocking pieces that form the world we know today. And when it comes to the number of continents, it hasn’t…Trending
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