How has the global birth rate changed in recent years?Why do you think this is happening?, Scientists often don’t know exactly what causes some illnesses or natural disasters.What is one example you know?, What do you think we still can’t predict accurately, even with modern technology?, What do you think humanity should focus on exploring in the future — space, the oceans, or something else?, Do you believe scientists will find a cure for major diseases like Alzheimer’s or cancer in the near future?, How do you think your country will be affected by technological or environmental changes in the next 20 years?, What problems might societies face if we start running out of oil and gas?, What is one thing that has increased dramatically in the last decade, and why?.

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