It is small and makes energy.
battery
Something that is safe for the environment.
eco-friendly
Different name of power.
energy
A big building or a set of buildings where things are produced in big quantity.
factory
Fuels generated by mines.
fossil fuels
Oxygen, helium, or steam.
gas
The process of degenerating Earth's atmosphere so that it becomes warmer.
global warming
The process of becoming more aware of the environment, eg. by choosing zero-waste or vegan lifestyle.
going green
Waste that we put in the rubbish.
litter
It can be made out of seeds. You can also use it to help mechanisms work smoother.
oil
"Dirty air" that is caused eg. by car fuels.
pollution
If you put plastic into the special bin, you hope that it will be...
recycled
Smoke and fog.
smog
If you use sun to eg. boil your water, you use...
solar power
You do it when you put paper to a separate bin, plastic to another one, etc.
waste segregation
It is created by windmills.
wind power
