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80 Percent of US Electricity Demand Could be Met With Renewable …



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8 comment(s) – final by knutjb.. on Jun 21 during 1:12 AM



  (Source: colostate.edu)

While 80 percent might be a tough goal, a investigate mentioned that renewables could entirely supply 50 percent of electricity in 2050

A new investigate shows that renewable appetite sources could “adequately” appetite 80 percent of a United States’ electricity direct in 2050.

The Department of Energy’s National Renewable Energy Laboratory (NREL) published a anticipating in a Renewable Electricity Futures study. NREL used technologies benefaction and accessible currently to calculate a results.

According to a study, wind, photovoltaics, and biomass appetite plants will play a largest roles in reaching a 80 percent renewable appetite goal. Hydropower, that is a largest renewable actor in a diversion today, will indeed be used reduction over a subsequent few decades.

While increasing offshore breeze and biomass appetite plants (instead of usually charity biomass to spark plants) will assistance a U.S. on a approach to a 80 percent goal, this will not be simply obtained.

The investigate records that 439 gigawatts of breeze ability will be compulsory in 2050 for a U.S. to be sufficient granted by renewables. Currently, there are usually 50 gigawatts installed. This means that a U.S. would have to build over 10 gigawatts per year for a small underneath 40 years. This equals to 2,500 to 3,000 turbines per year. This is a bit lofty.

“Annual renewable ability additions that capacitate high renewable era are unchanging with stream tellurian prolongation capacities though are significantly aloft than new U.S. annual ability additions for a technologies considered,” pronounced a study. “No indomitable long-term constraints to renewable electricity record prolongation capacity, materials supply, or labor accessibility were identified.”

While 80 percent might be a tough goal, a investigate mentioned that renewables could entirely supply 50 percent of electricity in 2050 but any gaps. Eighty percent was usually a adequate supply. This gives renewable appetite wish for a future, not to discuss new technologies will expected be accessible by 2050 to assistance a renewable effort.

Last July, a Energy Information Administration reported that renewable appetite prolongation had kick chief power in a U.S. in Q1 2011, display that renewable appetite was creation a approach to a tip and might hopefully transcend domestic oil prolongation during some point.

Source: ieee

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