The video discusses recent research findings indicating low levels of benzene trapped in ice, suggesting that the spring thaw will not negatively impact the water quality of the Songhua River. It reflects on China's historical economic growth achieved at the expense of the environment and highlights the current shift towards promoting economic growth through environmental optimization.

What does the current research suggest about the amount of benzene frozen in ice?

• It is minimal.

• It is significantly high.

• It is at a dangerous level.

• It is unknown.

Why will the spring thaw not affect the Songhua River's water quality?

• The river is too large to be affected.

• The water volume is large enough to dilute any pollutants.

• The pollutants are not harmful.

• The ice does not contain any pollutants.

What was the approach to economic growth in the early years of the People's Republic of China?

• Focusing on environmental conservation.

• Balancing economic growth with environmental protection.

• Sacrificing the environment for economic growth.

• Ignoring economic growth.

How has the approach to economic growth changed in recent times?

• By ignoring environmental concerns.

• By optimizing the environment to promote growth.

• By focusing solely on industrial development.

• By reducing economic activities.

What is the main focus of the current economic strategy?

• Reducing foreign investments.

• Increasing population growth.

• Optimizing environmental conditions.

• Maximizing industrial output.