Chapter 14 NATURAL RESOURCES

THE GREENHOUSE EFFECT

Heat is trapped by glass, and hence the temperature inside a glass enclosure will be much higher than the surroundings. This phenomenon was used to create an enclosure where tropical plants could be kept warm during the winters in colder climates. Such enclosures are called greenhouses. Greenhouses have also lent their name to an atmospheric …

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WATER POLLUTION AND ITS CONTROL

One of the most important natural resources on planet, water has existed for a very long period. In reality, the water that we drink today has existed in some capacity since the time of the dinosaurs.More than two thirds of the earth’s surface is covered in water. The amount of water dispersed throughout the oceans, …

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