Getting electricity has always been a problem for the 173 people living in Nuevo Saposoa,a small village in Peru, South America. However, things went from bad to worse in March 2015 after heavy rains damaged(损毁) the only power cables in the area. The villagers were forced to use oil ...
The electricity from these can be used to run the air conditioners in the building.People continue(继续) to cut down forests around the cities. This makes the problem worse. Cities are growing faster and faster. By the year 2050, 80% of the world’s population will be living in cities....
The utility model provides a wireless automatic electricity getting current sensor. The current sensor comprises a measuring coil, an energy getting coil, an AD conversion module, a singlechip and a wireless sending module. Working power supply is obtained from an installation circuit through the ...
your brain to turn itself off and essentially prepare yourself for stress. This is why people who have been emotionally charged and stressed for a long period of time tend to crash and fall asleep rather quickly. Sleep allows the brain to repair itself and protect the mind from permanent ...
Solar energy is a type of renewable energy that harnesses the power of the sun to generate electricity. Moreover, according to a solar news portal, solar panels convert sunlight into usable energy, and solar thermal collectors can be used for heating water or air. Solar power has been growing...
The electricity from these can be used to run the air conditioners (空调)in the buildings.People continue to cut down forests around the cities. This makes the problem worse. Cities are growing faster and faster. By the year 2025,four fifths(五分之四) of the population will be living in...
In recent years, the Earth has been getting warmer. Average temperatures have risen. Possibly this is natural, but probably we are causing it. Modern people use a lot of electricity and drive a lot of cars. This puts carbon dioxide(二氧化碳) into the air and helps to make the planet warm...
18.In recent years,the Earth has been getting warmer.Average temperatures have risen.Possibly this is natural,but probably we are causing it.Modern people use a lot of electricity and drive a lot of cars.This puts carbon dioxide into the air and helps to make the planet warmer.When we hea...
In 2020, the small town of Crestone, Colorado, switched off its streetlights when it ran out of money to pay the electricity bill. At night, the streets were dark, but the sky above was bright with stars. “At the next meeting (of the Board of Trustees), someone said, ‘You know, ...
In recent years,the Earth has been getting warmer.Average temperatures have risen.Possibly this is natural,but probably we are causing it.Modern people use a lot of electricity and drive a lot of cars.This puts carbon dioxide into the air and helps to make the planet warmer.When we hear ...