In some countries levels of health and fitness are decreasing and average weights are increasing.
What do you think are the causes of these problems and what are some possible solutions?
In the future all cars, buses and trucks will be driverless. The only people travelling inside these vehicles will be passengers.
Do you think the advantages of driverless vehicles outweights the disadvantages?
Many Museums charge for admission while others do not.
Do you think that the advantages of charging people into the museum out weights the disadvantages ?