Protective layer in the Earth’s atmosphere that protects from UV radiation
ozone layer
Process of cutting down trees in a large area
deforestation
When a place is covered with water
flood
A place where massive amounts of rubbish are taken
landfill
The gradual warming of the Earth due to pollution and gases
greenhouse effect
Every day during the ..... you can see cars stuck in traffic on their way to work.
exhaust fumes
traffic hams
traffic jams
rush hour
Adjective to describe a resource that can be used over a period of time and not be harmful to the environment
sustainable
A mixture of smoke, gases, and chemicals, especially in cities, that makes the atmosphere difficult to breathe and harmful for health
smog
Coal, gas, oil and wood are examples of ...
eco-friendly sources
fossil gases
non-friendly sources
fossil fuels
Strong, unpleasant, and sometimes dangerous gases or smokes
fumes
To be more efficient, farmers have to spray ..... on their crops.
subsidised fares
toxic fumes
nuclear waste
pesticides
Large constructions which convert wind into energy
wind turbines
By developing ..... of energy, such as wind and wave power, we can make our world much safer to live in.
nuclear sources
modern resources
alternative sources
plant sources
A special metal sheets which converts sunlight into electricity
solar panel
The amount of carbon dioxide produced by a person or company’s activity
carbon footprint
The gradual increase in the earth’s temperature caused by greenhouse gases
global warming
Animals or plants that are dying out and may soon become extinct
Endangered species
Too many people in a place for the amount of food, space and resources
overpopulation