Sunday, April 14, 2013

Global Warming

Global thaw is one of the most hotly debated topics on earth. Its a situation where earth tends to get warmer due to the remainder of ozone layer. The earth can also get warm if in that location is lack of come grim. Ozone layer prevent direct rays from sun to the earth, these rays are called Ultraviolet rays. Rain is very essential in human race life. We need water in order to survive. Other uses of rain are irrigation and work of hydroelectric power. Rain also helps to feeble the land once the sun has over heated it. hence reducing global melt.

Mainly, human themselves cause global warming. fast increase in population led to the growth of humans demands in the environment. Humans get ahead forests particularly tropical forests for logging, report card need, charcoal, and agriculture. Humans also cut down tree to clear areas for their settlement. Rate of human beings cutting down tree is not direct proportional to the rate of planting them. Cutting down trees leave the land unfinished, this way its easy for sun to gain all the wetness in the soil. These human human actionivities result in production of gases like light speed dioxide and others since trees and other green vegetables reduce carbon dioxide through photosynthesis and release oxygen. When these gases accumulate in the atmosphere they act as a blanket making the earth some(prenominal) warmer. This action is called the green house effect. Other nursery gases are produced as a esult of mans industrial activ ties like in factories and cars. close to greenhouse gases occur naturally in the atmosphere. Naturally occurring greenhouse gases include water vapor, carbon dioxide, methane, nitrous oxide, and ozone.

Once the land is bare and there is no rain, it will result into high temperature.

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higher(prenominal) temperatures will result in drying up of water catchments and...

Very strong discussion of the issue of global warming.the essay is well organize and very informative.

you can also mention a counter arguement of global warming, as some scientists suggest that global warming comes alternatively with grouch ages and this is very natural. They dont believe that global warming is caused by human activities.

temp on earth increases--> desiccation of water increases-->more clouds-->reduce the penetration of sunlight-->temp decreases-->ice age

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