NUMBERS b) Complete the sentences. Use: prevent, save, raise, reduce, ban, fine, invest. 1 The best way to stop the polar ice caps shrinking is to energy 2 We should methods of disposing waste factories that don't use alternative 3 To fight climate change, we can .. .. the amount of electricity wo use the hole from getting bigger by not buying aerosol sprays that use CFCs 4 We can 5 The government should 6 Governments need to ... cars from the city centre. in wind power and solar energy projects 7 We ought to conservation projects. money for charities that run
