greenhouse

noun 0.761

greenhouse effect

noun 0.754

carbon dioxide

noun 0.685

global warming

noun 0.685

gas

noun 0.668

gas hydrate

noun 0.644

natural gas

noun 0.642

flue gas

noun 0.641

carbonic acid gas

noun 0.633

methane

noun 0.630

carbon footprint

noun 0.625

air pollutant

noun 0.622

oxygen gas

noun 0.620

ideal gas

noun 0.610

marsh gas

noun 0.608

noble gas

noun 0.605

carbon oxide

noun 0.604

gas main

noun 0.602

biogas

noun 0.602

carbon tax

noun 0.593

town gas

noun 0.592

coal gas

noun 0.588

pollutant

noun 0.587

glasshouse

noun 0.586

sulfur hexafluoride

noun 0.583

carbon monoxide

noun 0.582

carbon credit

noun 0.576

green energy

noun 0.575

oil gas

noun 0.574

fossil fuel

noun 0.574

inert gas

noun 0.572

air pollution

noun 0.569

water gas

noun 0.568

flatulence

noun 0.568

green tax

noun 0.566

nitrous oxide

noun 0.564

sulfur dioxide

noun 0.564

carbon offset

noun 0.563

refrigerant

noun 0.562

carbon

noun 0.562

hydrogen sulfide

noun 0.562

green

noun 0.561

water vapor

noun 0.560

tear gas

noun 0.558

methane hydrate

noun 0.557

gas giant

noun 0.557

gas chromatography

noun 0.556

chlorofluorocarbon

noun 0.554

synthesis gas

noun 0.552

gaseous phase

noun 0.552

gassing

noun 0.549

gas truck

noun 0.548

hothouse

noun 0.546

gas and air

noun 0.546

greenie

noun 0.545

gasoline

noun 0.545

hazardous material

noun 0.544

ozone

noun 0.544

laughing gas

noun 0.544

green building

noun 0.544

growth hormone

noun 0.543

gas fire

noun 0.542

bottled gas

noun 0.542

green waste

noun 0.541

carbon sink

noun 0.541

phosgene

noun 0.541

nitrogen oxide

noun 0.537

chlorophyll

noun 0.537

illuminating gas

noun 0.536

gas guzzler

noun 0.534

hexafluoride

noun 0.534

biomethane

noun 0.532

gassiness

noun 0.531

climate science

noun 0.531

outgassing

noun 0.531

emissions trading

noun 0.530

hydrocarbon

noun 0.529

carrier gas

noun 0.528

pollution

noun 0.528

grow light

noun 0.528

carbonic acid

noun 0.527

carbon cost

noun 0.527

smog

noun 0.525

carbon emissions trading

noun 0.524

emissions test

noun 0.524

green alga

noun 0.523

hot air

noun 0.522

hydrogen

noun 0.520

carbon sequestration

noun 0.520

inorganic carbon

noun 0.519

carbon trading

noun 0.519

blue green

noun 0.519

gas flaring

noun 0.519

green party

noun 0.518

environmentalist

noun 0.517

gasser

noun 0.517

gas jet

noun 0.517

halocarbon

noun 0.517

dioxide

noun 0.516

climate control

noun 0.516