Answer:
Step-by-step explanation:
The science and it's associated knowledge can help people to develop and use alternatives of coal as a source of energy. As coal is a non-renewable source of energy and it's use should be judicious so that the future generation may not suffer from scarcity. Thus alternative sources of energy like water, wind and solar energy can be used so as to conserve the coal for future generation. The knowledge of science and technology will help in generation of energy from the alternative sources.