Fossil fuels
Tigers are hunted
Trees are cut down
Greenhouse gases
High temperatures
Carbon dioxide
Scientists say that climate is a reality
A lot of forests
A lot of rubbish
The environment
are produced by cars and planes.
are used by power stations.
is polluted by many cars.
are caused by extreme weather.
is thrown away every day.
and it is caused by human activity.
are cut down by farmers.
is taken in by trees.
for their skins and bones.
to make books, boxes and newspapers.
