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