The value of the carbon sink does not include this component for pastures and other agricultural lands. Carbon sink between Sectoral contribution to the GHG emissions reduction trajectory by Energy Industry Industry Residential & Services Transport Agricultures & Agricultural Lands Waste Forests & Land UsesLONG-TERM STRATEGY FOR CARBON NEUTRALITY OF THE PORTUGUESE ECONOMY BY 2050 TABLE 1a: Potential emissions reduction in relation to 2005 resulting from the modelling exercise. The scenarios modelled offer support for the technological viability of carbon neutrality by 2050, based on a trajectory of emissions sink value of between -9 and -13 Mt CO2.