Emissions trading
Carbon dioxide
Atmospheric carbon dioxide
Atmospheric methane
Methane emissions
5.3 - BT Greenhouse effect removed, BT Air quality added.
Greenhouse gases
وقود أحفوري
Fossil fuels
Bahan bakar fosil
化石燃料
화석 연료
Methane
Nitrous oxide
Air quality
Kualitas udara
空気の品質
공기의 질
空气质量
Global warming
Te mahana haere o te ao
全球变暖