Dirty air that looks like a mixture of smoke and fog, caused by smoke from cars and factories in cities
smog
A layer of gases in the sky that prevents harmful radiation from the sun from reaching the Earth is called ...
ozone layer
The number of people in a particular country or area who cannot get a job
unemployment
an annual event which asks people to switch off all the light for one hour
Earth hour
What is this place?
landfill
What do greenhouse gases cause?
global warming
An event which is aimed to draw attention to the many problems that are facing our environment
WED
The situation or experience of being poor is called
poverty
The cutting or burning down of all the trees in an area
deforestation
What do we call animals which are close to extinction?
endangered species
The process of making air, water, soil etc dangerously dirty and not suitable for people to use is called...
pollution
It is rain that contains harmful acid which can damage the environment.
acid rain
What are these?
fossil fuels
The state of having no home
homelessness
What are the three R's that help us to protect the environment?
Reuse, Recycle, Reduce
The air, water, and land in which people, animals, and plants live. What is it?
environment