2. Solar energy How much will it affect global warming? Solar panels have absolutely no global warming affects The only prblems are that it is very expensive and takes up alot if room on your lawn. It takes 64 panels to power a house at about $150 a panel that's $9600 a house. Never mind construction and shipping sheer material would cost $1,016,083,200,000 to give every house in America 64 panels.