we've known since 1856 in experiments that happen in seneca falls, new york, by -- putting carpeted oxide in the atmosphere warms things up. secondly, the government is totally involved in many ways in subsidizing transportation. whether it's the hundreds -- centuries-long oil subsidies, bio fuel subsidies, we are involved the, u.s. government, for many years. building highways, were involved in transportation. this is nothing new. >> thank you. miss jackson, i agree totally that we need to be focused on energy affordability. in advancing solutions to reduce low income americans energy burdens. it's a must. in 2015, i would acknowledge that one in three households reported experiencing energy and security. one in five reported reducing aura foregoing acidity such as food or medicine to pay an energy bill. 11% of households reported keeping their home at a healthy or unsafe temperature. this is not a new challenge. we haven't had had a real problems with energy affordability in our country. we also have a very important programs. programs that can help alleviate these burdens like -- the e