字幕表 動画を再生する 英語字幕をプリント energy consumption is a huge part of our daily lives we eat with energy we travel with energy we work with energy and we even flirt with energy today we gather most of our energy from coal, oil and natural gas also known as fossil fuels additionally we gather energy from biomass nuclear and renewables fossil fuels consist of the extracted decomposed organisms and plants that existed millions of years ago biomass converts plants into biometric materials that produce energy nuclear energy is released during nuclear fusion Lastly, renewable energy comes from a source that's not depleted when used such as.. wind or solar power but what's the profound difference between them? how do they affect our planet? fossil fuels cost more than what we pay at the pump and impacts our environment in many ways these impacts include global warming air quality detoriaration oil spills and acid rain it's also projected fossil fuel resources will be depleted within the next fifty to one hundred years biomass and nuclear energy also have similar issues and luckily we have one renewable energy comes from resources which can actually replenish in our lifetime whereas fossil fuels are a one time use resource in human time scale resources for renewable energy include sunlight, wind,rain,tides,waves and geothermal heat the best part is that we dont need to compromise our planet to harness it nor do we have to rely on other nations for these resources which history has shown to be a contributor to war, famine and political instability so how do we get this ... to look like this presently we have the technology to be 100 % renewable reliant the truth is our infrastructure is built around our fossil fuel dependency if we could convert our infrastructure to what's known as a super grid, we would be able to rely on clean renewable energy will our children live in a world full of pollution? or should they continue the path of evolution?
B1 中級 米 再生可能エネルギーを2分半で解説 (Renewable Energy Explained in 2 1/2 Minutes) 1022 37 April Lu に公開 2021 年 01 月 14 日 シェア シェア 保存 報告 動画の中の単語