WHAT´S THIS?
OZONE LAYER
WHAT´S THIS?
ENDANGERED ANIMAL
WHAT´S THIS?
GLOBAL WARMING
WHAT´S THIS?
RECYCLE
WHAT´S THIS?
POLLUTION
WHAT´S THIS?
WASTE
WHAT´S THIS?
OIL SPILL
WHAT´S THIS?
FLOOD
WHAT´S THIS?
NUCLEAR DISASTER
WHAT´S THIS?
ENVIRONMENT
WHAT´S THIS?
CARBON FOOTPRINT
WHAT´S THIS?
SAVE
WHAT´S THIS?
DROUGHT
WHAT´S THIS?
GREENHOUSE EFFECT