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A greenhouse (also called a glasshouse) is a building where plants are grown. These structures range in size from small sheds to very large buildings. A miniature greenhouse is known as a cold frame. Is a structure with different types of covering materials, such as a glass or plastic roof and frequently glass or plastic walls
greenhouse purpose #Regulating the temperature #Ensurance of plenty of fresh air to photosynthesize #Good ventilation prevents pest infestations #Encouraging important pollination within the greenhouse
greenhouse effect Global warming, a recent warming of the Earth's surface and lower atmosphere, is believed to be the result of a strengthening of the greenhouse effect mostly due to human-produced increases in atmospheric greenhouse gases.