scroll to top
Stuck on your essay?
Get ideas from this essay and see how your work stacks up
Word Count: 1,475
Urban Heat Island is the name given to describe the characteristic warmth of both the atmosphere and surfaces in the cities urban areas compared to their nonurbanized surroundings The heat island is an example of unintentional climate modification when urbanization changes the characteristics of the Earths surface and atmosphereAround half of the worlds human population lives in urban areas In the near future it is expected that the global rate of urbanization will increase by 70 percent of the present world urban population by 2030 as urban agglomerations emerge and population migration from rural to urbansuburban areas continues Thereby it is not surprising that the negative impacts related to urbanization are an increasing concern capturing the attention of people worldwide Urbanization negatively impacts the environment mainly by the production of pollution the modification of the physical and chemical properties of the atmosphere and the covering of the soil surface Considered to be a cumulative effect of all these is impacts is the UHI defined as the rise in the temperature of any man-made area resulting in a well-defined distinct warm island the cool sea represented by the lower temperature of the areas nearby natural landscape Heat island may form on any rural or urban area and at any spatial scale cities are favored since their surface are prone to release large quantities of heat The centre of a large constitutes a heat island The temperatures are highest near the centre of a city and dismiss slowly towards the suburbs In the central area of a metropolitan city the temperatures are 1 to 2 degrees warmer in the winter than the surrounding countrysideThe heat is generated by the concentration of objects and activities in the city such as factories motor vehicles and homes The surface materials such as brick concrete and pucca houses and streets of the city retain heat better than do the grass and fields in the rural areasWarm air cools as it
@Kibin is a lifesaver for my essay right now!!
- Sandra Slivka, student @ UC Berkeley
Wow, this is the best essay help I've ever received!
- Camvu Pham, student @ U of M
If I'd known about @Kibin in college, I would have gotten much more sleep
- Jen Soust, alumni @ UCLA