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Alternative Energy | National Geographic


when the wind picks up at the foot of

when the wind picks up at the foot of the Rockies there are those who believe

the Rockies there are those who believe

the Rockies there are those who believe they can hear the future at the National

they can hear the future at the National

they can hear the future at the National Renewable Energy Laboratory making

Renewable Energy Laboratory making

Renewable Energy Laboratory making alternative power sources competitive

alternative power sources competitive

alternative power sources competitive with fossil fuels has been a mission

with fossil fuels has been a mission

with fossil fuels has been a mission since the energy crisis of the 1970s

since the energy crisis of the 1970s

since the energy crisis of the 1970s scientists work to create solar cells

scientists work to create solar cells

scientists work to create solar cells far more efficient than those currently

far more efficient than those currently

far more efficient than those currently available to homeowners they believe the

available to homeowners they believe the

available to homeowners they believe the market for this technology is about to

market for this technology is about to

market for this technology is about to come of age when it was installed this

come of age when it was installed this

come of age when it was installed this was believed to be the largest

was believed to be the largest

was believed to be the largest residential solar electric system in the

residential solar electric system in the

residential solar electric system in the United States the homeowner is actually

United States the homeowner is actually

United States the homeowner is actually selling electricity back to the power

selling electricity back to the power

selling electricity back to the power company I also feel good because I’ve

company I also feel good because I’ve

company I also feel good because I’ve always been committed about the

always been committed about the

always been committed about the environment and doing something and we

environment and doing something and we

environment and doing something and we have to start as individuals to do

have to start as individuals to do

have to start as individuals to do things but individuals can do only so

things but individuals can do only so

things but individuals can do only so much researchers here say for renewable

much researchers here say for renewable

much researchers here say for renewable energy to really make a difference it

energy to really make a difference it

energy to really make a difference it has to be on a large scale there hasn’t

has to be on a large scale there hasn’t

has to be on a large scale there hasn’t been any great sense of urgency for

been any great sense of urgency for

been any great sense of urgency for finding energy alternatives for decades

finding energy alternatives for decades

finding energy alternatives for decades low gas prices have kept Americans in

low gas prices have kept Americans in

low gas prices have kept Americans in their cars usually alone but a jump and

their cars usually alone but a jump and

their cars usually alone but a jump and gas prices often spotlights the search

gas prices often spotlights the search

gas prices often spotlights the search for something else to keep all those

for something else to keep all those

for something else to keep all those cars going what’s in there now is

cars going what’s in there now is

cars going what’s in there now is material that looks like straw or it’s

material that looks like straw or it’s

material that looks like straw or it’s actually the material that farmers just

actually the material that farmers just

actually the material that farmers just leave sitting on the ground after they

leave sitting on the ground after they

leave sitting on the ground after they go through and they harvest corn we’re

go through and they harvest corn we’re

go through and they harvest corn we’re trying to get farmers to collect this

trying to get farmers to collect this

trying to get farmers to collect this material so that we can run it through a

material so that we can run it through a

material so that we can run it through a conversion technology to make new liquid

conversion technology to make new liquid

conversion technology to make new liquid fuels since the energy crisis of the 70s

fuels since the energy crisis of the 70s

fuels since the energy crisis of the 70s some farmers have been diverting part of

some farmers have been diverting part of

some farmers have been diverting part of their grain harvest to make a fuel

their grain harvest to make a fuel

their grain harvest to make a fuel called ethanol but the emphasis now is

called ethanol but the emphasis now is

called ethanol but the emphasis now is on the stalks and stubble left on the

on the stalks and stubble left on the

on the stalks and stubble left on the ground after the harvest the cellulose

ground after the harvest the cellulose

ground after the harvest the cellulose that’s in here that actually is made up

that’s in here that actually is made up

that’s in here that actually is made up of sugars is something that they can

of sugars is something that they can

of sugars is something that they can turn into ethanol in the same way that

turn into ethanol in the same way that

turn into ethanol in the same way that they’re currently taking their corn

they’re currently taking their corn

they’re currently taking their corn grain and having it turned into fuel

grain and having it turned into fuel

grain and having it turned into fuel grade ethanol

grade ethanol

grade ethanol the National Renewable Energy Lab has a

the National Renewable Energy Lab has a

the National Renewable Energy Lab has a plant that converts harvest leftovers

plant that converts harvest leftovers

plant that converts harvest leftovers and just about anything else into fuel

and just about anything else into fuel

and just about anything else into fuel proving that renewable energy technology

proving that renewable energy technology

proving that renewable energy technology is viable remains a struggle at least in

is viable remains a struggle at least in

is viable remains a struggle at least in America wind turbines were pioneered in

America wind turbines were pioneered in

America wind turbines were pioneered in the United States but countries in

the United States but countries in

the United States but countries in Europe use them to supply more

Europe use them to supply more

Europe use them to supply more meaningful amounts of power with the

meaningful amounts of power with the

meaningful amounts of power with the current energy situation labeled a

current energy situation labeled a

current energy situation labeled a crisis the urgency for finding reliable

crisis the urgency for finding reliable

crisis the urgency for finding reliable alternatives to fossil fuels may have

alternatives to fossil fuels may have

alternatives to fossil fuels may have arrived and for renewable energy the

arrived and for renewable energy the

arrived and for renewable energy the future may be now

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