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