Over the years, environmental pollution has become more of a problem for a number of reasons. "Due to the great increase in the world's population, which is at 6.1 billion, energy use, and the number of vehicles on roads make air pollution a greater threat than ever (Pollution, Environmental). Because of this, "air pollution kills eight thousand people a year due to respiratory related problems (Air Pollution Kills). "Also, 40% of the world's deaths are being attributed to environmental factors (Segelken). With such a number of people dying a year due to air pollution one can see how much the environmental pollution is affecting us. This dilemma is only made worse due to the current means of disposing nuclear waste. "Until 1993, Russia would resort to the dumping of its high and low level radioactive waste by dumping it into the Arctic sea