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the energy crisis, offset (v): bù đắp, hand-wash the clothes dry cleaner …

- - - - need to buy appliances that are more energy efficient & limit the amount of time we use them
- - - - both on our environment & oil supplies
        
        a pressing need to find an eco-friendly/ alternative fuel - exploring alternative/ eco-friendly energy sources
        
        hybrid cars are likely to become more commonplace
        
        hydrogen vehicles use solar panels to extract hydrogen from water are also to be readily available in the near future.
        
        these vehicles emit only WATER VAPOUUR and do not contribute to greenhouse gases
        
        critics say that building a network of fuelling stations and converting existing petrol stations to hydroden will prove too costly and limit vehicles' potential
        
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- - - - create co2 when we drive a car, turn on a light -> the proportion of co2 in the atmosphere is increasing
  - - - use unleaded petrol only in petrol pump