Base year for GHG emission target: 2006 Base year for planting one million trees: (b) Quantifiable information on the reference indicators, their values in the reference year(s), base year(s), reference period(s) or other starting point(s), and, as applicable, in the target year; Total GHG emissions from energy sector in (c) For strategies, plans and actions referred to in Article 4, paragraph 6, of the Paris Agreement, or polices and measures as components of nationally determined contributions where paragraph 1(b) above is not applicable, Parties to provide other relevant information; Relevant strategies, plans and actions include: x Long-term low emissions development strategy x Tonga Energy Road Map x Energy Efficiency Master Plan x Joint National Adaptation Plan 2 on Climate Change and Disaster (d) Target relative to the reference indicator, expressed numerically, for example in percentage or amount of reduction; 13% (16 Gg) reduction in GHG emissions by (e) Information on sources of data used in quantifying the reference point(s); Government of Tongaâs Third National CommunicationAnnex (f) Information on the circumstances under which the Party may update the values of the reference indicators. GHG emissions from energy sector in 2006 may be updated and recalculated as a result of methodological improvements.