The total greenhouse gas emissions in Estonia have decreased by 4.5 percent in comparison with the year before and more than twice in comparison with 1990. In 2018, the amount of greenhouse gas emissions in Estonia was equivalent to 20 million tonnes of CO2. The majority of greenhouse gases in the industrial sector – 88% – was generated in the energy sector, 7.2% came from agriculture, 3.1% from industry and 1.6% from waste management.