EARTH'S ATMOSPHERE. The Atmosphere -- Atmospheric Pressure -- The Movement of Air Masses -- Wind.
CLIMATES. The Seasonal Cycle -- Climates of the World -- Desert Climates -- Tropical Climates -- Polar Climates -- Temperate Climates -- El Niño and La Niña.
METEOROLOGY. Measurement Instruments -- Measuring the Temperature -- Balloons and Radar -- Geostationary Satellites -- Polar-orbiting Satellites -- Weather maps.
POLLUTION. Atmospheric Pollution -- Acid Rain -- Water Pollution -- Treatment of wastewater -- Soil Pollution -- Desertification -- Nuclear Waste -- Pollution of the Food Chains -- Selective Sorting of Waste -- Recycling.
PRECIPITATION. Humidity -- Cloud Formation -- Identifying Clouds -- Dew and Fog -- Rainbows -- Lightning and Thunder.
THE ENVIRONMENT. The Biosphere -- Ecosystems -- Soil -- The Water Cycle -- The Carbon and Oxygen Cycles -- The Phosphorous and Nitrogen Cycles -- The Greenhouse Effect -- Global Warming -- The Ozone Layer.
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The Visual Guides series answers the most important questions on topics that fascinate everyone through a series of videos and animations: weather, the human body, the Earth, the universe and plants. It provides images of natural phenomena and explanations of fundamental concepts, and features the very latest discoveries in these areas.