Question

Какие источники энергии были 50-70 лет назад?

Answer 1

Мельница(водяная), вертепная энергия

Answer 2

Ветренная энергия...мельница....
водиная энергия....(водяная мельница)..

Answer 3

Sources of Energy 50-70 Years Ago

Fifty to seventy years ago, the primary sources of energy included coal, oil, natural gas, and hydroelectric power. These sources were the main contributors to global energy consumption during that time period.

Coal was a significant source of energy, particularly for electricity generation and industrial processes. It was widely used for heating and powering steam engines.

Oil also played a crucial role as a source of energy. It was used for transportation, heating, and electricity generation. The widespread use of oil in vehicles and machinery contributed to its prominence as an energy source.

Natural gas was another important energy source. It was utilized for heating, cooking, and electricity generation. The development of natural gas pipelines and infrastructure expanded its usage during this period.

Hydroelectric power was harnessed from flowing water to generate electricity. It was a renewable and reliable source of energy, particularly in regions with suitable geography for hydroelectric dams and power plants.

Other sources of energy, such as nuclear power and renewable energy, were also beginning to emerge, but they were not as prevalent as they are today. The use of renewable energy sources like solar and wind power was limited compared to the present day, and nuclear power was in its early stages of development.

Overall, the energy landscape 50-70 years ago was dominated by traditional fossil fuels such as coal, oil, and natural gas, along with the established use of hydroelectric power.