In many developed countries, average life expectancy of people is increasing. What problems will this cause for individuals and society?…
All over the world, the rich are becoming richer and the poor are becoming poorer. What problems does this cause?…
Nowadays many people complain that they have difficulties getting enough sleep. What problems can lack of sleep cause? What can…
Plastic bags, plastic bottles and plastic packaging are bad for the environment. What damage does plastic do to the environment?…