The article defines and systematizes the factors of innovation and investment activity in the development of alternative energy sources. followed by the separation of those groups of factors that have a dominant influence on the processes of ensuring innovation and investment activity in the development of alternative energy sources. The volumes of global investments in alternative en... https://www.roneverhart.com/Turbosound-TS-18SW700-8A-18-Low-Frequency-Loudspeaker-p31480/