Ancient charging solar power generation

What sources of energy did ancient civilizations use?

Ever since the Industrial Revolution, civilization has been powered mostly by fossil fuels. But what sources of energy did ancient civilizations use, and how sustainable were those? The most ubiquitous and renewable source of energy is, of course, the sun. People have long used solar energy — and not just for growing crops.

When was solar energy first used?

The use of solar energy dates back thousands of years, long before the advent of modern technology: Ancient Civilizations: Early humans understood the importance of the sun for survival. Ancient Greeks and Romans used passive solar designs in their architecture to heat their homes.

How did ancient civilizations use solar energy?

Ancient Civilizations: Early humans understood the importance of the sun for survival. Ancient Greeks and Romans used passive solar designs in their architecture to heat their homes. They constructed buildings to capture the sun's warmth during the winter and used materials like glass to trap heat.

How did ancient Romans use solar energy?

The ancient Romans used these principles as well. When wood became scarce through deforestation, the Romans published books instructing people how to use solar energy so they could save what little wood was available. Together with wood, ancient cultures used the sun to cook their food.