TS=("absorption heat pump" OR "agrivoltaic" OR "air source heat pumps" OR "airborne wind turbine" OR "alcohol fuel" OR "algae bioreactor" OR "algae fuel" OR "alkaline anion exchange membrane fuel cell" OR "alkaline fuel cell" OR "alternative energy" OR "alternative fuel" OR "alternatives to car use" OR "aluminium recycling" OR "aluminium–air battery" OR "appliance recycling" OR "autonomous building" OR "bi-fuel vehicle" OR "biobased economy" OR "bioconversion" OR "biodegradable electronics" OR "bioenergy" OR "biofuel" OR "biogas" OR "biogasoline" OR "biological hydrogen production (algae)" OR "biomass briquettes" OR "blue carbon" OR "bottle recycling" OR "building insulation" OR "building performance" OR "cap and dividend" OR "carbon capture and utilisation" OR "carbon dioxide removal" OR "carbon dioxide scrubber" OR ("carbon emission" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("carbon farming" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("carbon footprint" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("carbon intensity" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("carbon offset" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "carbon-based fuel" OR "carbon-neutral fuel" OR "carbonzero programme" OR "carpool" OR ("carsharing" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "certification for sustainable transportation" OR ("charcoal" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("charging station" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "chinese national carbon trading scheme" OR "clean energy" OR "clean fuel" OR "clean technology" OR "cleaner production" OR "climate capitalism" OR ("co2 emission" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("co2 balance" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "coal consumption" OR "coalbed methane" OR "combined gas and steam" OR "combined nuclear and steam propulsion" OR "combined steam and gas" OR "common external power supply" OR "compressed air car" OR "compressed-air vehicle" OR "double glazing" OR "ecohouse" OR ("electric energy" AND ("sustainable" OR "affordable" OR "clean" OR "renewable")) OR "electric motor" OR ("electric power" AND ("sustainable" OR "affordable" OR "clean" OR "renewable")) OR ("electric power distribution" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("electrical energy" AND ("sustainable" OR "affordable" OR "reliable" OR "modern")) OR ("electrical grid" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("electrical power" AND ("sustainable" OR "affordable" OR "clean" OR "renewable")) OR "sustainable electricity" OR "affordable electricity" OR "reliable electricity" OR "green electricity" OR "electricity consumption" OR "electricity cost" OR ("electricity generation" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("electricity market" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "electrofuel" OR "emissions trading" OR "sustainable energy" OR "affordable energy" OR "reliable energy" OR "energy audit" OR "energy conservation" OR "energy consumption" OR "energy conversion efficiency" OR "energy cost" OR "energy crop" OR "energy demand" OR "energy efficiency" OR "energy harvesting" OR "energy intensity" OR ("energy management" AND ("sustainable" OR "affordable" OR "reliable")) OR "energy performance" OR "energy poverty" OR "energy productivity" OR ("energy research" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "energy transition" OR "energy usage" OR ("energy use" AND ("sustainable" OR "affordable" OR "reliable")) OR "fluorescent lamp recycling" OR "formic acid fuel cell" OR "fossil fuel phase-out" OR "fuel consumption" OR "fuel efficiency" OR "fuel poverty" OR "fusion power" OR "geothermal desalination" OR "geothermal energy" OR "geothermal heat pump" OR "geothermal heating" OR "geothermal power" OR "german climate action plan 2050" OR "green energy" OR "green technologies" OR ("greenhouse debt" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR ("greenhouse gas" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "ground heat exchanger" OR "hybrid power" OR "hydrogen fuel" OR "hydrogen station" OR "hydrogen technologies" OR "hydrogen vehicle" OR ("infrastructure upgrade" AND "energy") OR ("less energy" AND ("sustainable" OR "affordable" OR "reliable" OR "modern")) OR "liquid nitrogen engine" OR "lithium economy" OR "lithium–air battery" OR "low carbon communities" OR "low-carbon economy" OR "magnesium battery" OR "meat tax" OR "metal–air electrochemical cell" OR "microbiofuel" OR "natural gas storage" OR ("nuclear power" AND ("energy efficiency" OR "clean energy" OR "sustainable energy" OR "renewable energy" OR "affordable energy")) OR "nuclear safety and security" OR "osmotic power" OR "pellet fuel" OR "pellet stove" OR "phase-out of fossil fuel vehicles" OR "photobioreactor" OR "photovoltaic" OR "photovoltaic power station" OR "photovoltaic system" OR "plastic recycling" OR ("power consumption" AND ("sustainable" OR "affordable" OR "reliable")) OR "public schemes for energy efficient refurbishment" OR "renewable electricity" OR "renewable energy" OR "renewable fuels" OR "renewable generation" OR "renewable natural gas" OR "renewable power" OR "renewable resources" OR "renewable sources" OR "reversed electrodialysis" OR "seaweed fuel" OR "smart grid" OR "solar air conditioning" OR "solar air heat" OR "solar bus" OR "solar car" OR "solar cell" OR "solar charger" OR "solar cooker" OR "solar energy" OR "solar panel" OR "solar power" OR "solar roadway" OR "solar thermal collector" OR "solar updraft tower" OR "solar vehicle" OR "solar water heating" OR "solar-powered refrigerator" OR "sustainable aviation fuel" OR "sustainable electronic" OR "sustainable power" OR "sustainable transport" OR "synthetic fuel" OR ("technology upgrade" AND "energy") OR "thermal energy" OR "thermoelectric generator" OR "thermophotonics" OR "thermophotovoltaic" OR "tidal energy" OR "tidal stream generator" OR "tide mill" OR "vehicle-to-grid" OR "waste heat recovery unit" OR "water heat recycling" OR "wave energy" OR "wave power" OR "wind energy" OR "wind farm" OR "wind farms" OR "wind generation" OR "wind power" OR "wind resource" OR "windbelt" OR "windpump" OR "wood energy")
