UNIT 6: THE GREEN ENVIRONMENT - Exercise 1

Circle the correct option to indicate the correct option that best fits each of the following numbered blanks from 18 to 22
Solar power is all about harnessing the energy of the sun by using solar panels to convert sunlight into usable electricity. This highly efficient form of energy produces zero emissions, ___(1)___. Moreover, solar panels are perfect for installation on a small scale, such as in private homes, since they require very little maintenance and have a long lifespan. However, the ability to generate solar power depends on the time of day and weather conditions. This means that solar panels are often less helpful ___(2)___.
Wind power, on the other hand, ___(3)___ using large turbines. Wind power doesn't produce any greenhouse gases, but it is not ideal for private use since turbines require consistent care. However, wind farms can be installed on a large scale and ___(4)___. This means that if there were more investments in wind power, it could be a viable way to provide energy for major cities and even for whole regions.
Wind and solar power contribute significantly to a green environment by reducing our reliance on fossil fuels, ___(5)___. Additionally, using renewable energy sources helps promote spending on sustainable development by creating new career opportunities in the green energy sector.
For now, the biggest challenge of adopting green energy is the costs associated with installation and infrastructure, but the benefits unquestionably outweigh the downsides.
(Adapted from Bright)