When you turn on the lights in your house, plug in your smartphone charger,or even charge your electric car, do you know where your power is coming from?
In the United States.there are a number of different sources of energy.The biggest sources of energy are fossil fuels like coal and natural gas.
And at the smaller end of the scale, hydropower(水力发电), which comes.from things like the Hoover Dam, is responsible for 7% of power generation.
We don’t just use electricity at home.
So when you hear that people want to raise the cost of using fossils fuels to make electricity and force people to switch to even more expensive options like renewable sources wind and solar, realize that it will have a very real effect on your pocketbook and the economy
A.There are also many other sources of energy. |
B.They account for two-thirds of the electricity we use. |
C.Wind power accounts for 4% and solar, for less than 1%. |
D.We need to switch to renewable sources as soon as possible. |
E.Businesses and factories all use electricity to make goods and provide services. |
F.Depending on what part of the country you live in, the mix of energy sources can look very different. |
G.And if the switch to renewable sources is too fast, we could even get to the point where the costs could soar. |