Inert gas asphyxiation accidental death in humans, inert gas asphyxia with gases including helium, nitrogen, methane and argon has been used as a suicide method. Inert gas asphyxia has been advocated by proponents of euthanasia, using a gas-retaining plastic hood device colloquially referred to as a suicide bag. Nitrogen asphyxiation has been suggested by a number of lawmakers and other advocates as a more humane way to carry out capital punishment. In April 2015, the Oklahoma Governor Mary Fallin signed a bill authorizing nitrogen asphyxiation as an alternative execution method in cases where the state's preferred method of lethal injection was not available
Phase-out of incandescent light bulbs emission total is 564.7 million tonnes), a saving of approximately 0.14%. There have been some initiatives to encourage people to switch to compact fluorescent lamps ahead of the phase out. Australia will ban halogen light bulbs from September 2020. In February 2007, then Climate Change Minister David Parker, Labour party, announced a similar proposal to the one in Australia, except that importation for personal use would have been allowed. However, this proposal was scrapped by the new government in December 2008. In Argentina, selling and importing incandescent light bulbs has been forbidden since 31 December 2010. Bolivia is reported to