Eric Walker placed Sulfur dioxide and climate change under Climate change and aerosols

Eric Walker removed Greenhouse gasses from Climate change

Eric Walker placed Greenhouse gasses under Climate change and Earth's atmosphere

Eric Walker removed Carbon dioxide and climate change from Carbon dioxide

Eric Walker placed Carbon dioxide and climate change under Carbon dioxide in Earth's atmosphere

Eric Walker reordered the synonyms for Sulfur dioxide and climate change

Eric Walker reordered the synonyms for Carbon dioxide and climate change

Eric Walker added "Carbon dioxide and climate change" to Climate change and carbon dioxide

Eric Walker placed Methane and climate change under Greenhouse gasses

Eric Walker placed Climate change and carbon dioxide under Greenhouse gasses

Eric Walker removed Climate change and sulfur dioxide from Climate change

Eric Walker placed Climate change and sulfur dioxide under Greenhouse gasses

Eric Walker removed "Green house gasses" from Greenhouse gasses

Eric Walker reordered the synonyms for Greenhouse gasses

Eric Walker added "Greenhouse gasses" to Green house gasses

Eric Walker placed Nitrous oxide and climate change under Nitrous oxide

Eric Walker added Nitrous oxide and climate change to Green house gasses

Eric Walker added Green house gasses to Climate change