Eco-friendly energy sources
Wind and solar power are both mainstream energy option available today. Wind turbines are connected with blades which turn to generate electricity. They can be used on the plains like in India or off shores like in Denmark. Growing faster than wind power, solar energy provides power for individual buildings by using light sensitive semiconductors which generate electricity.
Biofuels
They are trees, crops and farm waste that are replaced with coal ro distilled to produce ethanol. Ethanol is a fuel that could be sued in power plant or directly in vehicle engine.
The hydrogen economic cars
Hydrogen is made from water which could burn like petrol.
- Brief from a book called “Global Warming”
- The Author is Fred Pearce
1 comment:
They are all good and about local concerns about the environment and what is beeing done locally to protect the environment.
CHL 174 for the week 4 - 8 May: We will see (finally) 'Inconvenient Truth' and do the summary to post on your blogsites. The next 30% of your grade will deal primarily with the content of your blog and its quality and effectiveness. REad about 'AD's carbon footprint and we'll discuss this point on Tuesday.
Happy blogging...
the Fox
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