Fossil fuels (coal, oil, and natural gas) are the main sources in many countries. However, in some countries, the use of alternative sources of energy (wind and solar energy) is encouraged. Do you think it is a positive or negative development?
Fossil fuel, such as coal, oil and natural gas, is extensively used in many countries which causes harm to the environment. The use of alternative sources of energy, including wind and solar power, however, is being encouraged in many countries. Why the use of alternative sources of energy is being encouraged in many countries? Is this a positive or a negative development?