Introduction

Energy technologies and their environmental impacts encompass a wide array of sources and uses that are integral to modern society. Energy is produced through various means, including fossil fuels, nuclear power, and renewable resources like solar, wind, and hydropower, each having distinct implications for the environment and society. Fossil fuels, while currently predominant, contribute significantly to greenhouse gas emissions and pollution, whereas renewables offer cleaner alternatives but often require substantial initial investments and infrastructure.

Understanding how energy is consumed reveals its critical role in economic development, technological advancement, and daily living, while also highlighting the importance of energy conservation to mitigate adverse environmental effects. This includes addressing issues like waste products from energy generation and promoting sustainable practices to ensure a balanced approach to energy use and environmental stewardship.

Objectives

After going through this unit you will be able to:

1. explain how energy is produced and consumed;

2. explain ways in which it impacts society and the environment;

3. define measures for energy conservation;

4. describe types of energy resources as Renewable and Non-renewable energy.