Relacionar Columnas Unlock 3 Listening U5 L1 vocabVersión en línea Match the two halves of the sentences. Pay attention to the words in BOLD por Marci D Nelson Ozer 1 One SOLUTION to the problem of CLIMATE CHANGE 2 A GREENHOUSE is a hot place with large glass windows 3 We produce STEAM 4 FOSSIL FUELS are a LIMITED source of energy 5 Some people think we should REDUCE the amount of energy we use 6 We need to PROVIDE food 7 You need to REMOVE the salt from sea water where we can GROW plants. is to use ALTERNATIVE sources of energy. when we HEAT water. not INCREASE it. for more and more people. but solar energy is UNLIMITED. to make it DRINKABLE.