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Published on Nov 20, 2015
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PRESENTATION OUTLINE
1.
COAL
Used as an energy resource
Burned for electricity and heat
Industrial purposes
Largest source of energy for the generation of electricity worldwide
Photo by
Jeffrey Beall
2.
ADVANTAGES OF COAL
Provides 40% of the worlds electricity
The cheapest
Photo by
_maara
3.
DISADVANTAGES OF COAL
Kills thousands a year in mines
The dirtiest, most lethal energy source we have
Releases tons of carbon dioxide
Photo by
ralphrepo
4.
SOLAR POWER
Technology used to harness the suns energy and make it usable
Produces less than one tenth of one percent of global emergy demand
Photo by
Stuck in Customs
5.
ADVANTAGES OF SOLAR POWER
Noise and fuel free
Technology and versatile
Has surged at about 20% a year over the past 15 years
Photo by
Balaji.B ( 1.7 Million Views and Growing)
6.
DISADVANTAGES OF SOLAR POWER
Doesn't work at night without a battery
Cloudy weather can make unreliable
Solar technologies are also expensive and require a lot of land area
Photo by
>WouteR<
7.
SIMILARITIES
Coal and solar power stations are emerging
Photo by
NicoTrinkhaus
8.
URL
http://ngm-beta.nationalgeographic.com/2014/04/articles/can-coal-ever-be-cl...
http://www.alternative-energy-news.info/technology/solar-power/
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