background
black
change
climate
concept
conceptual
cost
costly
credit
diesel
dioxide
energy
footprint
fossil
fuel
gas
gasoline
global
grasp
grasping
hand
hold
holding
increase
increased
increasing
industrial
industry
nozzle
offset
oil
petrol
pollute
polluting
pollution
power
price
pump
resource
rise
rising
silhouette
tax
trade
trading
warm
warming
white