____ chemicals in the air or water that are dangerous for people or animals
a rainforest
green energy
pollution
world population
Scientists say the sea level ___ rise by several meters this century.
will
should
can
might not
The drought ___ cause food shortages in some areas.
could not
might not
will
must
______ when a lot of water covers a place that is usually dry
wildlife
flood
increase
green energy
_____: energy that comes from the sun, wind, water, the sea, etc.
pollution
green energy
cost of living
oil and gas
______ the air, water, forest, etc. where people, animals, and plants live
green energy
the environment
global warming
a flood
I think the air quality ___ improve if more people use electric cars.
might
must
won’t ever
will definitely not
______ the plant that we live on
Produce
a rainforest
Pollution
the Earth
If we keep cutting down trees, the planet ___ lose many animal habitats
should
may not
might
will
If we all plant more trees, the air ___ become fresher and cleaner
might
will
can’t
won’t
_____ the increase in temperature around the world caused by pollution and gases
cost of living
global warming
world population
mining coal
_____: to stop something dangerous or bad from happening to a person or thing
produce
wildlife
pollution
protect