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Glossary

CCS  
​Carbon Capture and Storage
CO2
​Carbon dioxide
COP21
​United Nation's 21st Climate Change Conference in Paris in 2015.
COP28
​United Nation's 28th Climate Change Conference in Dubai in 2023.
DH
​District Heating
ESG
​Environmental, Social, and Governance
EV/BEV/PHEV 
​Electric vehicle/battery electric vehicle/plug-in hybrid electric vehicle
GHG
​Greenhouse gas: CO2, CH4, N2O, and fluorinated-gases (F-gases)
H2
​Hydrogen
IEA
​The International Energy Agency
LULUCF 
​Land Use, Land-Use Change and Forestry
NCES  
​Nordic Clean Energy Scenarios
PtX
​Power-to-X
RD&D 
​Research, Development and Demonstration
RE/RES/VRES
​Renewable Energy/Renewable Energy Sources
VRES
​Variable renewable energy sources such as wind and solar
MtCO2/MtCO2e 
​Megaton of carbon dioxide (CO2) / Megaton CO2 equivalent used to compare different GHGs.
MW/GW/TW
​Megawatt/Gigawatt/Terawatt
MWh/TWh
​Megawatt-hour/Terawatt-hour
PJ
​Peta Joule
TJ
​Tera Joule