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Summary: People everywhere are interested in the weather, but how does it all work? Beginning with Earth's atmosphere-its evolution, its gaseous composition, and its four regions-this video takes a close look at how conditions combine to create climate and weather. Topics include the Koppen Climate Classification System; weather prediction; types of clouds and precipitation; thunderstorms, tornadoes,...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2006

View online at AVOD

Summary: By building roads, watering crops, and grazing cattle, we are constantly changing the climate. We may also modify the weather by cloud seeding, though there is no scientifically accepted proof that rain or snow would not have occurred naturally in cases where seeding appears to have been successful. This program shows how migration in the Sahel has altered regional climate; examines the...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2006

View online at AVOD

Summary: A life-sustaining envelope of gas surrounds the earth. This atmosphere contains oxygen, CO2, water vapor, and other gases-it is what generates climate, which affects all living beings. This program analyzes the sun's gradual brightening and the relationship between sunlight and CO2, explains why the atmospheres of Mars and Venus cannot sustain life, theorizes about the disappearance of...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2006

View online at AVOD

Summary: This alarming program investigates the likelihood of the biggest climate change in more than 10,000 years. Scientist Richard Alley asserts that global warming contributes to record amounts of cold freshwater from glaciers and the Greenland ice sheet being pushed into the North Atlantic, threatening to shut down the Gulf Stream that keeps northern Europe and the U.S. warm and wet. Within a...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2006

View online at AVOD

Summary: This video looks at urgent environmental concerns facing planet Earth and what people can do to repair the degradation humans have caused. Air and water pollution, the effects of pollution on health and the environment, deforestation and loss of wetlands, ozone depletion and global warming, and the negative impact of agriculture, construction, and recreation/tourism are discussed. The program...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2007

View online at AVOD

Summary: This program presents a comprehensive scientific examination of global warming and El Nino, while viewers travel to the battlefields of Waterloo, to Hawaii and Antarctica, and across North America to learn how complex, contradictory, and influential weather can be. Topics include the role played by weather in Napoleon's defeat, and the relationship of El Nino to underwater volcanic activity....

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2005

View online at AVOD

Summary: Due to global warming, Earth is hovering at the climatic tipping point. After summarizing the state of greenhouse gas emissions and predicting future weather changes with climate modeling, this program presented by Sir David Attenborough circles the globe to create a composite picture of burgeoning eco-disaster: extended droughts, devastating flash floods, stronger hurricanes, unpredictable...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2008

View online at AVOD

Summary: The weather-a phenomenon clearly beyond human control!-is nevertheless a topic of fascination to people the world over. A combination of high-quality film footage and detailed animations, this collection of 48 video clips (30 seconds to 2 minutes each) discusses Earth's atmosphere, precipitation, meteorology, climates, the environment, and pollution. Video clips include: Earth's...

Format: software, multimedia

Publisher / Publication Date: Films Media Group 2011

View online at AVOD

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