My impression is that the site you mention is really about making money by selling college term papers. For example at https://www.conserve-energy-future.com/essay-global-warming-... you see

"So, if you encounter a homework assignment alike and want to know more about your personal impact on climate change, the way it works or the things you can do about it, you can use some personalized help from a professional essay writing service, and get it all sorted out for you."