Jose Luis Crespo will take over next year, and he expects to be able to turn the business around.Many investors see green energy stocks as a great way to invest in the future. Energy needs are rising due to population growth and artificial intelligence. Companies that can address those needs in an environmentally friendly manner can be in great positions to generate considerable growth in the years ahead.One business that hopes to fall into that category is Plug Power (PLUG 5.68%), which is a hydrogen fuel ...