"Ignoring environmental issues is betraying the next generation." This was Obama's final advice in his farewell speech. In 2008, Obama walked into the White House with a series of commitments to tackle climate change: to get rid of dependence on Middle East oil and vigorously develop clean energy. Since then, the United States has embarked on the road of rapid development of clean energy.(Lithium - Ion Battery Equipment) In American colleges and universities, clean energy has also become a hot r