Greenhouse Gases MatchingVersion en ligne Match each group to its related items about greenhouse gases. par Purposefully Green 1 Greenhouse Gases 2 Synthetic greenhouse gases 3 Human emission sources 4 Natural sinks 5 Climate effects 6 Mitigation actions Water vapor Carbon dioxide Methane Nitrous oxide Ozone HFC-134a SF6 CF4 CFC-11 NF3 Burning fossil fuels Deforestation Cement production Transportation Electricity and heat production Forests Oceans Soil Rock weathering Carbonate rocks Global warming Sea level rise Weather extremes Ocean acidification Melting ice Energy efficiency Renewable energy Planting trees Public transport Waste reduction