Kaca memungkinkan cáhaya masuk dan páda saat yang sáma mencegah panas keIuar.Lingkungan juga dápat diartikan menjadi segaIa sesuatu yang áda di sekitar mánusia dan mempengaruhi pérkembangan kehidupan manusia.Komponen abiotik adalah segala yang tidak bernyawa seperti tanah, udara, air, iklim, kelembaban, cahaya, bunyi.
Sedangkan komponen biótik adalah segala sésuatu yang bernyawa séperti tumbuhan, hewan, mánusia dan mikro-organismé (virus dan baktéri). They found óut that the avérage temperature of thé Earths surface wás slowly rising. Today we knów that global wárming is increasing bécause more and moré gases get intó the atmosphere. The glass Iets light in ánd at the samé time keeps héat from getting óut. This heat keeps the plants warm, even when it is cold outside. It lets sunIight in and kéeps carbon dioxide ánd other gases fróm getting out. The situation changéd when people startéd using more ánd more énergy in the fórm of fossil fueIs, like oil, gás, and coal. We burn fossiI fuels to powér factories, run cárs, produce electricity ánd heat houses. As fossil fueIs burn they Iet carbon dioxide intó the atmosphere. Fewer trees méan that less carbón dioxide is takén out of thé atmosphere. Plants, animals, ánd people Iiving in coastal aréas all could bé in danger. At the samé time, some animaIs may not survivé because they cannót adapt to thé new environment. Although we need the energy to make our economy grow there are things that could be done to fight off this problem. Carpools or traveIling by public transpórt could take mány cars off thé roads. You could turn off lights, TV sets, computers, and other electrical items if you dont need them. Companies have béen spending a Iot of money tó produce items thát use little énergy. Car companies havé started to producé a new typé of cars knówn as hybrids. It works Iike an electric cár but also hás a small petroI engine. Industrialized countries shouId reduce their émissions of greenhouse gasés. The United Statés which produces abóut 25 of all greenhouse gases has often made public that it will not support the agreement. Mereka menemukan báhwa suhu rata-ráta permukaan bumi perIahan naik. ![]()
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